Spamox

Indications

• Bacterial infections
• Urinary tract infections
• Sinusitis
• Uncomplicated community-acquired pneumonia
• Salmonellosis
• Oral infections
• Lyme disease (under expert supervision)
• Acute exacerbation of bronchiectasis
• Anthrax (treatment and post-exposure prophylaxis)

Dosage

Children: 1 month–11 years: 30 mg/kg 3 times a day for 21 days; children 1–4 years: 250 mg 3 times a day; children 5–11 years: 500 mg 3 times a day.

Adults: 500 mg 3 times a day; increased if necessary up to 1 g 3 times a day in severe infections.

Mechanism of action

Amoxicillin works by inhibiting bacterial cell wall synthesis, leading to cell lysis and death. It binds to penicillin-binding proteins (PBPs) located inside the bacterial cell wall, interfering with the transpeptidation process necessary for cell wall integrity.

Pharmacodynamics

Amoxicillin exhibits bactericidal activity against susceptible bacteria. Its action is time-dependent, meaning that its effectiveness is related to the duration of time that the drug concentration remains above the minimum inhibitory concentration (MIC) for the target pathogen.

Pharmacokinetics

Amoxicillin is well absorbed from the gastrointestinal tract, with peak plasma concentrations achieved within 1-2 hours after oral administration. It is widely distributed in body tissues and fluids, and it is excreted primarily via the kidneys. The elimination half-life is approximately 1 hour, and renal impairment may necessitate dosage adjustments.

Adverse effects

• Skin rash
• Gastrointestinal disturbances (nausea, vomiting, diarrhea)
• Allergic reactions (including anaphylaxis)
• Superinfection (due to resistant organisms)

Interactions

• Allopurinol (increases risk of skin rash)

Precautions

• History of penicillin allergy
• Renal impairment (reduce dose)
• Use with caution in patients with mononucleosis

Pregnancy

Use only if clearly needed; no adequate studies in pregnant women.

Breast-feeding

Amoxicillin is excreted in breast milk; use with caution.

Storage

Store in a cool, dry place away from direct sunlight.

Formulations

• Phenoxymethylpenicillin 250mg/5ml oral solution
• Phenoxymethylpenicillin 250 mg tablets

Indications

• Food preservative
• Treatment of urea cycle disorders
• Metabolic disorders involving benzoyl-CoA

Dosage

Children: Refer to the BNF for Children for specific dosing guidelines based on condition.

Adults: Refer to the BNF for specific dosing guidelines based on condition.

Mechanism of action

Benzoate acts mainly by inhibiting the growth of bacteria and fungi through its ability to lower the pH, creating an environment that is less favorable for microbial growth. It is also involved in metabolic pathways where it helps in the conjugation of toxic substances, facilitating their excretion from the body.

Pharmacodynamics

Benzoate is known for its antimicrobial properties, which are particularly effective against a wide range of fungi and bacteria. Its efficacy as a preservative is due to its ability to penetrate microbial cell membranes and disrupt their metabolic processes. Additionally, it has been observed to modulate various metabolic pathways, particularly those associated with aromatic compound degradation.

Pharmacokinetics

After ingestion, benzoate is rapidly absorbed in the gastrointestinal tract. It is metabolized primarily in the liver, where it undergoes conjugation with glycine to form hippurate, which is then excreted in the urine. The half-life of benzoate varies depending on individual metabolic rates but is generally short due to its efficient conversion and excretion.

Pregnancy

There is limited data on the use of benzoate in pregnancy. Consultation with healthcare professionals is advised before use.

Breast-feeding

Limited data is available on the excretion of benzoate in breast milk. Caution is recommended when administering to nursing mothers.

Storage

Store in a cool, dry place away from direct sunlight. Keep out of reach of children.

Indications

• Dry eye syndrome
• Ocular lubrication
• Thickening agent in pharmaceutical formulations
• Food industry as a stabilizer and emulsifier

Dosage

Children: For paediatric use, refer to specific product guidelines and consult a healthcare professional for appropriate advice.

Adults: For dry eye treatment, apply as needed, typically 1 drop in each affected eye. Refer to specific product guidelines for exact formulation and frequency.

Mechanism of action

Carboxymethylcellulose works by forming a gel-like structure when it interacts with water, which helps retain moisture and provide lubrication. In ophthalmic applications, it acts as a protective agent for the ocular surface, reducing friction and providing comfort to patients with dry eye conditions.

Pharmacodynamics

The pharmacodynamic properties of carboxymethylcellulose are primarily related to its ability to increase viscosity and improve the stability of formulations. It does not undergo significant systemic absorption and exerts its effects locally, particularly in the gastrointestinal tract and on the ocular surface as a lubricant.

Pharmacokinetics

Carboxymethylcellulose is not absorbed significantly through the gastrointestinal tract when ingested, and its systemic bioavailability is negligible. When used in ophthalmic formulations, it acts locally on the eye without significant systemic effects. The elimination pathway is primarily through natural degradation and excretion of unabsorbed material.

Adverse effects

• Allergic reactions
• Skin irritation
• Gastrointestinal discomfort

Precautions

• Use with caution in patients with known hypersensitivity to cellulose derivatives
• Monitor for allergic reactions

Pregnancy

Carboxymethylcellulose is generally considered safe during pregnancy as it is not absorbed systemically.

Breast-feeding

Carboxymethylcellulose is considered safe during breastfeeding as it is not absorbed systemically.

Storage

Store in a cool, dry place away from direct sunlight.

Formulations

• Eye drops
• Oral suspensions
• Topical gels

Indications

• Acidulant in food and beverages
• Preservative in pharmaceutical formulations
• pH adjuster in various chemical preparations

Dosage

Children: Refer to product-specific guidelines for appropriate dosing based on formulation and indication.

Adults: Refer to product-specific guidelines for appropriate dosing based on formulation and indication.

Mechanism of action

Citric acid acts by chelating metal ions, which can enhance the solubility of certain compounds and improve their bioavailability. It also contributes to the acidity of the environment, which can influence enzymatic activity and metabolic pathways, particularly in the degradation of citronellol.

Pharmacodynamics

Citric acid exhibits mild pharmacological effects primarily attributed to its role in metabolic processes. It aids in the regulation of pH levels, which can impact enzymatic reactions and biochemical pathways. The acid's chelating properties may help to reduce the toxicity of certain metal ions in biological systems.

Pharmacokinetics

Citric acid is rapidly absorbed after oral administration and is metabolized in the liver. It undergoes conversion to various metabolites in the citric acid cycle, contributing to energy production. The elimination primarily occurs through urine, with minimal accumulation in the body.

Pregnancy

Citric acid is generally regarded as safe during pregnancy when used in food amounts. However, consult a healthcare provider for advice on medicinal use.

Breast-feeding

Citric acid is considered safe during breastfeeding when consumed in food amounts. For medicinal use, consult a healthcare provider.

Storage

Store in a cool, dry place away from direct sunlight.

Indications

• Hypovolemic shock
• Severe burns
• Postoperative fluid replacement
• Sepsis
• Trauma management

Dosage

Children: Refer to established guidelines for specific dosing, as it varies based on the type of colloidal solution used and the clinical condition being treated.

Adults: Refer to established guidelines for specific dosing, as it varies based on the type of colloidal solution used and the clinical condition being treated.

Mechanism of action

Colloidal solutions work by maintaining oncotic pressure in the blood, thus helping to retain fluid within the vascular system. This is primarily due to the large molecular weight of the colloidal particles, which cannot easily pass through capillary walls. The presence of colloids in the blood helps to draw water into the circulation, increasing blood volume and improving tissue perfusion.

Pharmacodynamics

The pharmacodynamics of colloidal solutions are centered on their ability to exert osmotic pressure, which helps maintain blood volume and pressure. This effect is particularly important in conditions such as hypovolemia and shock, where fluid replacement is necessary to restore hemodynamic stability. The efficacy of colloidal solutions can vary depending on the type of colloid used, as well as the underlying clinical condition being treated.

Pharmacokinetics

Colloidal solutions are typically administered intravenously and their pharmacokinetics can vary based on the specific formulation. Generally, colloids are distributed throughout the vascular compartment and have a longer duration of action compared to crystalloids, as they remain in circulation longer. The elimination of colloids is primarily through the reticuloendothelial system, where they are metabolized or eliminated by the liver and spleen. Factors such as particle size and composition can influence their distribution and clearance.

Adverse effects

• Allergic reactions
• Injection site reactions
• Nausea
• Vomiting
• Headache
• Fever

Precautions

• Use with caution in patients with known allergies to any component of the formulation
• Monitor for signs of hypersensitivity during administration
• Consider volume overload in patients with cardiac or renal impairment

Pregnancy

The safety of colloidal solutions during pregnancy has not been established. Use only if the potential benefit justifies the potential risk to the fetus.

Breast-feeding

It is not known whether colloidal solutions are excreted in human milk. Caution should be exercised when administering to breastfeeding mothers.

Storage

Store at room temperature, protect from light, and do not freeze. Keep out of reach of children.

Formulations

• Colloidal silver
• Colloidal gold
• Colloidal iron
• Other metal colloids

Mechanism of action

The precise mechanism of action is not well-documented in the provided resources. However, compounds with similar molecular structures often interact with biological pathways through modulation of neurotransmitter systems or receptor activity.

Pharmacodynamics

Pharmacodynamics for compounds like Colour typically involve interactions at the cellular level, influencing physiological responses through receptor binding and modulation of signaling pathways. The specific effects and potency would depend on the context of use and formulation.

Pharmacokinetics

Information on the pharmacokinetics of Colour, including absorption, distribution, metabolism, and excretion, is not provided in the available resources. Generally, pharmacokinetic properties will vary significantly based on formulation and route of administration.

Pregnancy

Safety in pregnancy has not been established. Use only if the benefits outweigh the risks.

Breast-feeding

Caution is advised. There are no adequate studies in breastfeeding women.

Storage

Store in a cool, dry place, away from light. Keep out of reach of children.

Indications

• Monitoring respiratory function
• Assessment of metabolic status
• Management of respiratory acidosis
• Management of respiratory alkalosis

Dosage

Children: Dosing for interventions related to carbon dioxide levels in pediatric patients should be guided by clinical protocols and the BNF for Children.

Adults: Dosing for interventions related to carbon dioxide levels is typically based on clinical assessment and individual patient needs. Refer to clinical guidelines for specific scenarios.

Mechanism of action

Carbon dioxide acts primarily as a signaling molecule in the body, influencing respiratory drive and blood pH. It is produced during cellular respiration and is a critical component of the bicarbonate buffering system, which helps maintain acid-base homeostasis. Elevated levels of CO2 in the blood stimulate ventilation in the lungs, increasing the rate of gas exchange and facilitating the removal of excess CO2.

Pharmacodynamics

The pharmacodynamic effects of dioxides, particularly carbon dioxide, are closely related to its concentration in the blood. As CO2 levels increase, it leads to respiratory acidosis, which can stimulate the respiratory centers in the brain to increase ventilation. Conversely, low levels of CO2 can cause respiratory alkalosis, potentially leading to decreased respiratory drive. CO2 also plays a role in vasodilation and can affect blood flow and pressure through its influence on smooth muscle tone.

Pharmacokinetics

Carbon dioxide is produced endogenously during metabolic processes and is transported in the bloodstream primarily in three forms: dissolved in plasma, as bicarbonate ions (HCO3-), and bound to hemoglobin. The half-life of CO2 in the bloodstream is very short due to its rapid exchange with alveolar gas in the lungs. The elimination of CO2 occurs through exhalation, making it a dynamic component of respiratory physiology.

Pregnancy

Data on the effects of dioxide during pregnancy are limited. Caution is advised due to potential risks associated with exposure.

Breast-feeding

Limited data are available regarding the excretion of dioxide in human milk. Caution is recommended.

Storage

Store in a cool, dry place, away from direct sunlight and moisture.

Indications

• Enhancement of taste in food and beverages
• Improvement of palatability in nutritional products
• Masking undesirable flavors in medications

Dosage

Children: There is no specific pediatric dosage for flavor agents as they are used as needed to improve the taste of food and beverages.

Adults: There is no specific dosage for flavor agents as they are used as needed to achieve the desired taste and aroma in food and beverages.

Mechanism of action

Flavor compounds interact with taste receptors on the tongue, stimulating the sensory neurons responsible for taste perception. This interaction influences the overall flavor profile of food and beverages, enhancing the eating experience. Some flavors may also have a psychological effect, stimulating appetite or evoking pleasant memories associated with certain tastes.

Pharmacodynamics

While flavor agents are primarily used for sensory enhancement in food, their pharmacodynamic effects are minimal as they are not designed to elicit a pharmacological response. However, certain flavors may influence digestion and metabolism indirectly by enhancing saliva production or affecting gut motility. The enjoyment of flavored products can also lead to increased food intake and satisfaction.

Pharmacokinetics

Flavour compounds are typically ingested and metabolized by the body. Their absorption rates can vary depending on their chemical structure and formulation. Once ingested, they may be rapidly metabolized in the liver and other tissues, with excretion primarily via urine. The specific pharmacokinetic profiles of flavor agents can vary significantly based on their source and chemical properties.

Pregnancy

Flavours are generally considered safe for use during pregnancy, but specific assessments should be made based on the type of flavouring agent.

Breast-feeding

Most flavouring agents are deemed safe during breastfeeding, although it's advisable to consult healthcare professionals regarding specific ingredients.

Storage

Store in a cool, dry place away from direct sunlight and heat sources. Ensure that the container is tightly sealed to prevent contamination.

Indications

• Digestive aid
• Anti-inflammatory treatment
• Support for wound healing
• Sinusitis relief
• Potential adjunct in cardiovascular health

Dosage

Children: Pediatric dosing for bromelain is not well established. It is important to consult with a healthcare professional for appropriate dosing in children.

Adults: The typical dosage of bromelain supplements varies, but is often in the range of 200 to 400 mg taken 2 to 3 times daily. It is advisable to refer to specific product labels and consult healthcare professionals for personalized dosing recommendations.

Mechanism of action

Bromelain, the primary active compound in pineapple, exerts its effects by breaking down proteins into amino acids and peptides. This proteolytic activity is thought to facilitate digestion and reduce inflammation. Additionally, bromelain may enhance the absorption of certain antibiotics and other medications by improving gastrointestinal tract conditions.

Pharmacodynamics

Bromelain has shown anti-inflammatory, analgesic, and antithrombotic effects. It may modulate immune responses, reduce swelling, and promote healing. The pharmacodynamic properties of pineapple are largely attributed to bromelain, which acts on various pathways, including the modulation of cytokine production and inhibition of pro-inflammatory mediators.

Pharmacokinetics

Bromelain is rapidly absorbed in the gastrointestinal tract following oral administration. The bioavailability of bromelain can be affected by food intake, with some studies suggesting that it is best absorbed on an empty stomach. The elimination half-life is not well-defined, but its effects can persist due to its interactions with various biological pathways.

Adverse effects

• Allergic reactions in sensitive individuals
• Diarrhea
• Nausea
• Abdominal pain
• Heartburn

Interactions

• May interact with anticoagulants due to bromelain content
• Potential interaction with certain antibiotics
• Can affect the metabolism of some drugs due to effects on cytochrome P450 enzymes

Precautions

• Use with caution in individuals with known allergies to pineapple or bromelain
• Should be used cautiously in individuals with gastrointestinal disorders
• Consider potential interactions with anticoagulant medications

Pregnancy

Generally considered safe in food amounts, but high doses or supplements should be avoided due to potential uterine contractions.

Breast-feeding

Likely safe in food amounts; however, high doses or supplements should be avoided as effects are not well studied.

Storage

Store in a cool, dry place away from direct sunlight. Fresh pineapple should be refrigerated and consumed promptly.

Formulations

• Fresh pineapple
• Canned pineapple
• Pineapple juice
• Bromelain supplements

Dosage

Children: Refer to specific drug formulations and product labels as purified substances can vary widely in their use and dosing.

Adults: Refer to specific drug formulations and product labels as purified substances can vary widely in their use and dosing.

Mechanism of action

The mechanism of action for purified compounds varies widely depending on the specific substance. Generally, purified drugs exert their effects by interacting with specific biological targets, such as receptors, enzymes, or ion channels, leading to a desired therapeutic effect. This interaction can involve binding to receptors to activate or inhibit signaling pathways, modulating enzymatic activity, or altering physiological processes.

Pharmacodynamics

Pharmacodynamics describes the effects of a drug on the body and the relationship between drug concentration and effect. For purified drugs, this can involve dose-response relationships and the time course of their action. The purified form often enhances potency and reduces variability in response among patients, which can lead to more predictable therapeutic outcomes. The overall effect is determined by the drug's affinity for its target, the efficacy of the drug-receptor interaction, and the downstream signaling pathways activated as a result of this interaction.

Pharmacokinetics

Pharmacokinetics involves the absorption, distribution, metabolism, and excretion (ADME) of a drug. For purified substances, absorption can be more efficient due to the absence of impurities that may affect solubility or stability. Distribution may also be enhanced, leading to higher bioavailability. Metabolism can be influenced by the structure of the purified compound, as it may be metabolized more readily by liver enzymes. Excretion typically occurs through the kidneys or liver, depending on the molecular characteristics of the purified drug.

Pregnancy

Consult with a healthcare professional, as the safety of purified forms of medications during pregnancy may vary depending on the specific substance.

Breast-feeding

Consult with a healthcare professional, as the safety of purified forms of medications during breastfeeding may vary depending on the specific substance.

Storage

Store in a cool, dry place, away from light and moisture, and keep out of reach of children.

Indications

• Bone health
• Skin health
• Hair and nail strength
• Connective tissue support

Dosage

Children: Refer to specific product guidelines, as doses may vary based on formulation and intended use.

Adults: Refer to specific product guidelines, as doses may vary based on formulation and intended use.

Mechanism of action

Silicon is thought to influence collagen synthesis and stabilization, enhancing the structural integrity of connective tissues. It may also modulate the activity of enzymes related to the synthesis of glycosaminoglycans, which are vital for maintaining the structural framework of tissues.

Pharmacodynamics

Silicon compounds may exhibit antioxidant properties and are involved in the metabolism of calcium and other minerals, potentially aiding in bone mineralization. Additionally, silicon may enhance the mechanical properties of connective tissues, contributing to their resilience and flexibility.

Pharmacokinetics

Silicon is primarily absorbed in the gastrointestinal tract, with its bioavailability dependent on the form in which it is consumed. It is distributed throughout the body, particularly in connective tissues, and is excreted via the kidneys. The exact half-life of silicon in the body is not well established, but it is generally considered to be rapidly eliminated.

Pregnancy

Safety in pregnancy has not been established.

Breast-feeding

Safety during breastfeeding has not been established.

Storage

Store in a cool, dry place, away from light.

Indications

• Providing energy in dietary supplementation
• Enhancing flavor in food products
• Replacement of carbohydrates in certain medical nutrition therapies

Dosage

Children: Refer to general dietary guidelines for carbohydrate intake in children. No specific dosing guidelines provided.

Adults: Refer to general dietary guidelines for carbohydrate intake. No specific dosing guidelines provided.

Mechanism of action

Sugar is metabolized in the body to provide energy. Upon ingestion, sucrose is broken down by the enzyme sucrase into its constituent monosaccharides, glucose and fructose, which are then absorbed into the bloodstream. These monosaccharides can be utilized by cells for energy or stored as glycogen in the liver and muscles.

Pharmacodynamics

As a simple carbohydrate, sugar elevates blood glucose levels rapidly after consumption, leading to increased insulin secretion from the pancreas. This insulin facilitates the uptake of glucose by tissues, promoting energy production. The rapid increase in blood sugar can provide quick energy but may also lead to potential negative effects on metabolism and weight if consumed in excess.

Pharmacokinetics

After oral administration, sugar is quickly hydrolyzed in the gastrointestinal tract. Peak plasma glucose concentrations typically occur within 30 minutes to 2 hours post-ingestion, depending on the amount consumed and individual metabolism. The half-life of glucose in the bloodstream is relatively short, as it is rapidly taken up by tissues or converted into glycogen.

Pregnancy

Sugar is generally considered safe for use during pregnancy, but excessive intake should be avoided to prevent gestational diabetes and excessive weight gain.

Breast-feeding

Sugar is safe during breastfeeding; however, excessive consumption should be avoided.

Storage

Store in a cool, dry place, away from moisture and direct sunlight.

Formulations

• Granulated sugar
• Brown sugar
• Powdered sugar
• Liquid sugar

Dosage

Children: Refer to product-specific guidelines or consult a healthcare professional.

Adults: Refer to product-specific guidelines or consult a healthcare professional.

Pregnancy

There is limited data on the safety of Sunset during pregnancy, thus it should be used only if clearly needed and prescribed by a healthcare provider.

Breast-feeding

Due to the lack of sufficient studies, it is advised to consult a healthcare professional before using Sunset while breastfeeding.

Storage

Store in a cool, dry place, away from direct sunlight and out of reach of children.

Indications

• Used as an excipient in drug formulations
• Pleurodesis for the management of recurrent pleural effusions

Dosage

Children: Refer to specific guidelines for paediatric use, as dosing may differ based on age and clinical condition.

Adults: Refer to specific guidelines for the appropriate dosage in pleurodesis and other applications, as it may vary based on clinical context.

Mechanism of action

Talc exhibits very good absorptive properties, allowing it to absorb moisture and other substances effectively. This characteristic is particularly useful in pharmaceutical formulations, where it may enhance the stability and texture of the drug product.

Pharmacodynamics

Talc's primary pharmacodynamic effect is its ability to act as an inert filler and bulking agent in pharmaceutical preparations. It does not have any intrinsic pharmacological activity but serves to improve the physical properties of formulations, such as flowability and compressibility.

Pharmacokinetics

Talc is not absorbed systemically when used as an excipient or in medical procedures. Its effects are local, and it remains in the site of application, where it functions primarily as a mechanical agent. The pharmacokinetics of talc in the context of its use in pleurodesis involves its ability to promote adhesion of the pleural surfaces, thereby preventing fluid accumulation.

Pregnancy

Talc is classified as a substance with minimal systemic absorption, but safety during pregnancy has not been well established. Consult relevant guidelines.

Breast-feeding

Talc is not expected to be absorbed in significant amounts; however, caution is advised and consult guidelines.

Storage

Store in a cool, dry place, away from direct sunlight.

Indications

• Used as a thickening agent in food products
• Utilized in pharmaceutical formulations as a stabilizer
• Employed in cosmetics for texture improvement
• Applied in industrial products for its viscosity properties

Dosage

Children: Refer to specific product guidelines for appropriate use. Xanthan is used in formulations as a thickener or stabilizer, and dosage should be evaluated based on the specific product and formulation.

Adults: Refer to specific product guidelines for appropriate use. Xanthan is typically used in small quantities as a thickener or stabilizer in food and pharmaceutical products.

Mechanism of action

Xanthan functions primarily as a thickener and stabilizer. It acts by interacting with water molecules to form a gel-like consistency, which enhances the texture and stability of products. Its unique rheological properties allow it to maintain viscosity under varying conditions, which is beneficial in food and pharmaceutical applications.

Pharmacodynamics

Xanthan's action is primarily physical rather than pharmacological. It does not exert a direct therapeutic effect but influences the delivery and stability of active ingredients in formulations. The gel formation and viscosity changes help ensure the uniform distribution of substances in liquid formulations, which can improve the effectiveness of the drug delivery.

Pharmacokinetics

As xanthan is a polysaccharide, it is not absorbed in the gastrointestinal tract when ingested. It passes through the digestive system largely unchanged. In terms of metabolism, xanthan is broken down by colonic bacteria, resulting in short-chain fatty acids. Its pharmacokinetic profile indicates that it has a low bioavailability due to its large molecular size and structure.

Pregnancy

There is insufficient data on the use of xanthan during pregnancy. Consult a healthcare professional before use.

Breast-feeding

There is insufficient data on the excretion of xanthan in human milk. Consult a healthcare professional before use.

Storage

Store in a cool, dry place, away from direct sunlight.

Formulations

• Xanthan gum powder

Pregnancy

No specific data available, consult a healthcare professional.

Breast-feeding

No specific data available, consult a healthcare professional.

Storage

Store in a cool, dry place away from light.

Mechanism of action

Amoxicillin competitively inhibits penicillin-binding protein 1 and other high molecular weight penicillin binding proteins. Penicillin bind proteins are responsible for glycosyltransferase and transpeptidase reactions that lead to cross-linking of D-alanine and D-aspartic acid in bacterial cell walls. Without the action of penicillin binding proteins, bacteria upregulate autolytic enzymes and are unable to build and repair the cell wall, leading to bacteriocidal action. The penicillins and their metabolites are potent immunogens because of their ability to combine with proteins and act as haptens for acute antibody-mediated reactions. The most frequent (about 95 percent) or "major" determinant of penicillin allergy is the penicilloyl determinant produced by opening the beta-lactam ring of the penicillin. This allows linkage of the penicillin to protein at the amide group. "Minor" determinants (less frequent) are the other metabolites formed, including native penicillin and penicilloic acids. /Penicillins/ Amoxicillin is similar to penicillin in its bactericidal action against susceptible bacteria during the stage of active multiplication. It acts through the inhibition of cell wall biosynthesis that leads to the death of the bacteria.

Pharmacodynamics

Amoxicillin competitively inhibit penicillin binding proteins, leading to upregulation of autolytic enzymes and inhibition of cell wall synthesis. Amoxicillin has a long duration of action as it is usually given twice daily. Amoxicillin has a wide therapeutic range as mild overdoses are not associated with significant toxicity. Patients should be counselled regarding the risk of anaphylaxis, _Clostridium difficile_ infections, and bacterial resistance.

Mechanism of action

It has very good absorptive properties.