Azelex is a prescription topical formulation that contains the active ingredient azelaic acid. It is indicated primarily for the treatment of mild to moderate acne and inflammatory skin lesions. The medication exerts its effects by inhibiting the growth of propionibacterium acnes and reducing keratinocyte proliferation. Azelaic acid also suppresses the inflammatory response by decreasing the production of prostaglandins and cytokines in the skin. When applied to the affected area it is absorbed into the epidermis where it modulates cellular metabolism through inhibition of mitochondrial respiration. This metabolic interference leads to a reduction in the generation of reactive oxygen species and an overall dampening of inflammatory signaling. The combined antibacterial and anti-inflammatory actions contribute to clearer skin and improved lesion resolution over time.

Azelex is a prescription topical gel that contains the antibiotic clindamycin phosphate. It is formulated for application to the skin to target mild to moderate acne vulgaris. The medication works by delivering clindamycin directly to the follicular surface where it penetrates the epidermis. Once absorbed, clindamycin binds to the 50s ribosomal subunit of susceptible bacteria inhibiting protein synthesis and thereby stopping bacterial growth. The inhibition of protein synthesis leads to a reduction in inflammatory lesions and helps clear existing acne lesions. Azelex also has modest anti-inflammatory activity that further contributes to its therapeutic effect on skin lesions. Systemic absorption of clindamycin from the gel is limited, which minimizes the risk of widespread antimicrobial resistance. This combination of targeted delivery, antibacterial action, and anti-inflammatory effect makes Azelex an effective option for managing acne symptoms.

Azelex may cause mild skin irritation in some users. It can lead to dryness or flaking of the treated area. Some people experience a tingling or burning sensation after application. Redness or slight swelling may occur temporarily. Itching is also reported in certain cases. Most reactions are mild and usually resolve on their own.

Common skin reactions to Azelex include mild irritation, itching, and a burning sensation. Dryness or flaking of the treated area may also occur. Some users experience temporary redness that usually fades with continued use. Less frequently, a tingling feeling can be reported during application. These effects are generally mild and do not require medical intervention. They typically diminish as the skin adapts to the treatment.