Two new formulations of existing drugs were recently approved by the FDA for treatment of male androgenetic alopecia. Finasteride, a steroid 5alpha-reductase inhibitor previously marketed in a 5-mg tablet as Proscar for treatment of benign prostatic hyperplasia (Medical Letter, 34:83, 1992), has now been approved in a 1-mg tablet as Propecia (Merck) for oral treatment of men with male pattern hair loss. Minoxidil, a peripheral vasodilator used to treat hypertension, was previously available over the counter in a 2% topical solution (Rogaine, and others) for treatment of androgenetic alopecia...

Sarecycline (Seysara — Allergan), a new oral tetracycline antibiotic, has been approved by the FDA for once-daily treatment of inflammatory lesions of non-nodular moderate to severe acne in patients ≥9 years old.

Nemolizumab (Nemluvio – Galderma), a subcutaneously injected interleukin-31 (IL-31) receptor antagonist, has been approved by the FDA for use in combination with topical corticosteroids and/or calcineurin inhibitors for treatment of moderate to severe atopic dermatitis in patients ≥12 years old whose disease is not adequately controlled with topical prescription drugs. It is the first IL-31 receptor antagonist to be approved in the US for this indication. Nemolizumab was approved earlier for treatment of prurigo nodularis in adults.

The FDA has approved cantharidin 0.7% solution (Ycanth – Verrica) for topical treatment of molluscum contagiosum in patients ≥2 years old. Ycanth was the first drug to be approved in the US for this indication. A 10.3% gel formulation of berdazimer (Zelsuvmi), a nitric oxide-releasing agent, has also been approved by the FDA for treatment of molluscum contagiosum (in patients ≥1 year old); it will be reviewed in a future issue.

In the absence of randomized studies demonstrating an impact on mortality, the US Preventive Services Task Force (USPSTF) has found the evidence insufficient to recommend a routine whole-body examination for melanoma and other skin cancers.

The US Food and Drug Administration (FDA) has approved two new retinoids for treatment of psoriasis. Tazarotene gel 0.05% and 0.1% (Tazorac - Allergan) is being marketed for topical use in patients with stable, mild to moderate plaque psoriasis. Acitretin (Soriatane - Roche) is being promoted for systemic use in severe psoriasis.

The FDA has approved efinaconazole 10% solution (Jublia – Valeant) for topical treatment of toenail onychomycosis due to Trichophyton rubrum and/or Trichophyton mentagrophytes. It is the first topical triazole antifungal drug to be approved for this indication. A topical oxaborole antifungal solution, tavaborole 5% (Kerydin – Anacor), also recently approved by the FDA for the same indication will be reviewed in a future issue.

Brella Sweat Control Patch (Candesant Biomedical), a sodium-containing transdermal patch, has been cleared by the FDA for in-office treatment of primary axillary hyperhidrosis in adults. It is the first patch to be approved in the US for this indication.

Fungal infections of the fingernails or toenails can persist for months or years despite topical and systemic antimicrobial therapy. The FDA has cleared several short-pulse laser systems for treatment of this mainly cosmetic disorder.

Tazarotene (taz ar' oh teen, Tazorac - Allergan), an acetylinic retinoid marketed for treatment of psoriasis (Medical Letter 1997; 39:105), is also available as a 0.1% gel and cream for treatment of acne.