Azelaic acid

Definition

Azelaic acid is a naturally occurring dicarboxylic acid used topically to treat mild to moderate acne. It works by reducing inflammation and bacterial growth on the skin.

5 Must Know Facts For Your Next Test

1. Azelaic acid has both antibacterial and anti-inflammatory properties, making it effective for treating acne.
2. It inhibits the growth of Propionibacterium acnes, a bacteria linked to acne formation.
3. Azelaic acid can also normalize keratinization, preventing clogged pores.
4. Common side effects include mild burning, stinging, or tingling at the application site.
5. It is typically available in gel or cream form with concentrations ranging from 15% to 20%.

Review Questions

• What are the primary actions of azelaic acid in treating acne?
• Which bacteria's growth is inhibited by azelaic acid?
• Name a common side effect experienced when using azelaic acid topically.

Related terms

Benzoyl Peroxide: A topical antiseptic commonly used to treat acne by killing bacteria and drying excess oil.

Salicylic Acid: A beta hydroxy acid that exfoliates the skin and helps unclog pores, often used in acne treatments.

Retinoids: Compounds derived from vitamin A used in various forms to treat acne by promoting cell turnover and preventing pore blockage.