What it does
Carbopol is a thickening agent commonly used in gels and topical products.
Commonly used for: skin conditions, wound healing, gel formulations
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Source: Pharmacy and Poisons Board · fetched 2026-01-28 21:42:31 · updated 2026-07-20 11:16:56
About this medicine
Carbopol is a thickening agent commonly used in gels and topical products.
What it treats
- skin conditions
- wound healing
- gel formulations
How it works
Carbopol works by increasing the viscosity or thickness of a solution, helping to stabilize and improve the texture of products.
Who it's for
Carbopol is suitable for anyone needing a thickening agent in topical treatments or cosmetic products.
AI-assisted summary grounded in BNF data - general information only, not medical advice. Always confirm with your pharmacist or doctor.
Clinical monograph: carbopol
Carbopol is a polyacrylic acid polymer used primarily as a thickening agent in various pharmaceutical and cosmetic formulations. It is known for its ability to form gels and is commonly employed in topical preparations, providing a desirable viscosity and stability. It is also used in drug delivery systems to enhance the bioavailability of active pharmaceutical ingredients.
Indications
- Topical formulations for skin conditions
- Ophthalmic preparations
- Oral drug delivery systems
- Cosmetic products
Dosage
Children: Refer to specific product guidelines for dosing recommendations, as dosage can vary based on formulation and intended use.
Adults: Refer to specific product guidelines for dosing recommendations, as dosage can vary based on formulation and intended use.
Mechanism of action
Carbopol acts by forming a gel-like consistency when mixed with water, which allows for the sustained release of active ingredients. The polymer structures create a network that traps water, leading to increased viscosity. This property can enhance the stability and efficacy of various formulations, including topical and oral medications.
Pharmacodynamics
Carbopol is non-toxic and biocompatible. It does not exhibit pharmacological activity on its own but influences the pharmacokinetics of other drugs by modifying the release rate and absorption characteristics. Its gel-forming ability can improve the adhesion of topical agents to the skin, enhancing local therapeutic effects.
Pharmacokinetics
Carbopol is not absorbed systemically when applied topically, as it remains localized at the application site. Its viscosity and gel-forming properties affect the diffusion of drugs from the formulation, which can alter the rate of drug release and absorption. When used in oral formulations, it can modify the dissolution profile of the active ingredients.
Pregnancy
Carbopol is generally considered safe during pregnancy, but it is advisable to consult a healthcare provider before use.
Breast-feeding
Carbopol is not absorbed systemically, thus it is unlikely to pose any risk during breastfeeding, but consulting a healthcare provider is recommended.
Storage
Store in a cool, dry place, away from direct sunlight and moisture.
Formulations
- Carbopol 940
- Carbopol 941
- Carbopol 980
AI-synthesized from BNF references - general information only, not a substitute for professional medical advice or the current BNF. Verify doses with a pharmacist.
This drug in other countries
The same active ingredient registered across other registries we cover - including different brands.