Zonisamide (Zonegran - Elan Pharma), a sulfonamide chemically unrelated to other antiepileptic drugs, has been approved by the FDA for adjunctive use in adults with partial seizures. Zonisamide has been available in Japan for more than 10 years.

The bisphosphonate risedronate (Actonel - Procter & Gamble) was recently approved by the FDA in a 150- mg once-monthly oral tablet for prevention and treatment of postmenopausal osteoporosis. The drug is also available for the same indication in 5-mg daily, 35-mg weekly and 75-mg twice-monthly tablets.

The FDA has announced changes in the labeling of simvastatin to reduce the risk of myopathy. These changes include limiting the use of the 80-mg maximum dose to patients who have been taking it for 12 months or more without evidence of myopathy and new recommendations for use of simvastatin with other drugs. Simvastatin is available alone (Zocor, and others) and in combination with ezetimibe (Vytorin) and with niacin (Simcor).

Aprepitant (Emend - Merck), the first substance P/neurokinin 1 (NK₁) receptor antagonist to be approved by the FDA, is now available for oral use with corticosteroids and selective serotonin (5-HT₃) receptor antagonists to prevent nausea and vomiting caused by highly emetogenic anticancer drugs such as cisplatin.

Mirabegron (mir a beg’ ron; Myrbetriq [meer BEH trick] – Astellas), a beta-3 adrenergic agonist, has been approved by the FDA for the treatment of overactive bladder. It is the first beta-3 adrenergic agonist to be approved for any indication in the US. Mirabegron has been marketed in Japan since 2011. OnabotulinumtoxinA (Botox) was also recently approved by the FDA for treatment of overactive bladder and will be reviewed in a future issue.

The FDA has approved ritlecitinib (Litfulo – Pfizer), an oral JAK and TEC kinase family inhibitor, for treatment of severe alopecia areata in patients ≥12 years old. Ritlecitinib is the second oral drug to be approved in the US for treatment of severe alopecia areata; baricitinib (Olumiant), a JAK inhibitor, is approved only for use in adults.

The FDA has approved suzetrigine (Journavx – Vertex), a selective sodium channel blocker, for oral treatment of moderate to severe acute pain in adults. Suzetrigine is the first sodium channel blocker to be approved in the US for this indication and the first oral nonopioid drug to be approved for treatment of pain in over 25 years.

Secukinumab (Cosentyx – Novartis), an injectable human interleukin (IL)-17A antagonist, has been approved by the FDA for treatment of moderate to severe plaque psoriasis in adult patients who are candidates for systemic therapy or phototherapy. It is the first IL-17 inhibitor to be approved for any indication in the US.

The FDA has approved ensifentrine (Ohtuvayre – Verona), an inhaled phosphodiesterase (PDE) 3 and 4 inhibitor, for maintenance treatment of chronic obstructive pulmonary disease (COPD) in adults. It is the first dual inhibitor of PDE3 and PDE4 to be approved by the FDA, and the first inhaled drug with a new mechanism of action to be approved for treatment of COPD in more than 20 years.

The 1.5% cream formulation of the Janus kinase (JAK) inhibitor ruxolitinib (Opzelura – Incyte) has been approved by the FDA for topical treatment of nonsegmental vitiligo (NSV) in patients ≥12 years old. Opzelura is the first product to be approved by the FDA for this indication. It was previously approved for treatment of atopic dermatitis.