Epiduo gel (Galderma), a fixed-dose combination of adapalene 0.1% (Differin), a synthetic retinoid analog, and benzoyl peroxide (BPO) 2.5%, an oxidizing agent, has been approved by the FDA for topical treatment of acne vulgaris in patients ≥12 years old.

The FDA has approved ingenol mebutate (Picato – Leo) for topical treatment of actinic keratoses (AKs). The new drug is derived from the sap of the Euphorbia peplus plant, a traditional folk remedy for warts and other skin lesions.

The FDA has approved the interleukin (IL)-23 blocker guselkumab (Tremfya – Janssen) for treatment of moderate to severe plaque psoriasis in adults who are candidates for systemic therapy or phototherapy. Guselkumab is the first selective IL-23 blocker to become available in the US.

Ketoconazole (Nizoral - Janssen), an imidazole antifungal drug widely used in a tablet formulation for treatment of systemic fungal infections (Medical Letter 36:16, 1994) and as a topical preparation for fungal skin infections, is also available as a shampoo for treatment of seborrheic dandruff. The shampoo is sold only by prescription.

Botulinum toxin type A (Botox Cosmetic - Allergan) has received formal approval from the FDA for treatment of glabellar ("frown") lines in adults not more than 65 years old, and is being heavily advertised. Even before this approval, cosmetic use of botulinum toxin to reduce wrinkles on the face and neck had become a popular alternative to cosmetic surgery (Medical Letter 1999; 41:63). Botulinum toxin type A (Botox) and type B (Myobloc) are approved for treatment of cervical dystonia (Medical Letter 2001; 43:53), and type A has been approved since 1989 for treatment of strabismus and...

The FDA has approved Enstilar (Leo), an aerosol foam formulation of the synthetic vitamin D₃ analog calcipotriene and the high-potency corticosteroid betamethasone dipropionate, for topical treatment of plaque psoriasis in adults. Topical ointment and suspension formulations of the same combination have been available for many years.

The FDA has approved daxibotulinumtoxinA-lanm (Daxxify – Revance), an acetylcholine release inhibitor and neuromuscular blocking agent, for temporary improvement in the appearance of moderate to severe glabellar (frown) lines associated with corrugator and/or procerus muscle activity. Daxxify is the fifth botulinumtoxin type A product to be approved in the US for this indication (see Table 1). It is also approved for treatment of cervical dystonia in adults

The FDA has approved a 12.45% gel formulation of the anticholinergic drug sofpironium (Sofdra – Botanix) for treatment of primary axillary hyperhidrosis (excessive underarm sweating) in patients ≥9 years old.

The FDA has approved the subcutaneously injected interleukin (IL)-4 receptor alpha antagonist dupilumab (Dupixent – Sanofi/Regeneron) for treatment of eosinophilic esophagitis (EoE) in patients ≥12 years old who weigh ≥40 kg and treatment of prurigo nodularis in adults. Dupilumab is the first drug to be approved in the US for each of these indications. It is also FDA-approved for treatment of atopic dermatitis, asthma, and chronic rhinosinusitis with nasal polyposis.

The FDA has approved prabotulinumtoxinA-xvfs (Jeuveau – Evolus) for temporary improvement in the appearance of moderate to severe glabellar lines associated with corrugator and/or procerus muscle activity. Jeuveau is the fourth botulinum toxin product to be approved in the US for this indication (see Table 1). It has been available in South Korea as Nabota since 2014.