The FDA has approved vamorolone (Agamree – Catalyst), an oral corticosteroid, for treatment of Duchenne muscular dystrophy (DMD) in patients ≥2 years old. Vamorolone is the second oral corticosteroid to be approved in the US for treatment of DMD; deflazacort (Emflaza) was approved in 2017.

Ursodiol (ursodeoxycholic acid), a naturally occurring bile acid, will soon be marketed in the USA as (Ciba-Geigy), an oral drug for dissolution of gallbladder stones. The labeling for the drug, which has been available in other countries for the past ten years, will restrict its use to dissolution of radiolucent, noncalcified gallbladder stones less than 20 mm in diameter in patients who have refused or are at increased risk from surgery.

Diclofenac sodium (Voltaren - Geigy), a nonsteroidal anti-inflammatory drug (NSAID) available in some countries since 1974, was recently introduced in the USA for treatment of rheumatoid arthritis, osteoarthritis and ankylosing spondylitis. It is being promoted as 'The number one prescribed antiarthritic in the world.'

Nicardipine (Cardene - Syntex), a dihydropyridine calcium-entry blocker structurally related to nifedipine (Procardia; Adalat), was recently approved by the US Food and Drug Administration for oral treatment of angina and hypertension. Advertisements for the drug claim that nicardipine is more vasoselective; than other calcium-channel blockers and does not depress myocardial contractility.

Sumatriptan (soo ma trip' tan; Imitrex - Glaxo), a serotonin (5-HT) agonist, is now available in Canada and may soon be available in the USA for oral or parenteral treatment of migraine headache. The parenteral formulation is designed for patients to inject themselves subcutaneously. Sumatriptan is not recommended for prophylactic use.

Cisapride (Propulsid - Janssen), a piperidinyl benzamide prokinetic drug, is now available in the USA for symptomatic relief of nocturnal heartburn due to gastroesophageal reflux disease. In Canada, cisapride is also marketed for treatment of gastroparesis.

Men with primary or secondary hypogonadism require lifelong androgen replacement to prevent osteoporosis and maintain normal muscle mass, erythropoiesis and sexual function (AM Matsumoto, Endocrinol Metab Clin North Am, 23:857, 1994). Until recently, the standard treatment for male hypogonadism has been an intramuscular injection of a long-acting testosterone ester every two to three weeks, which leads to serum testosterone concentrations that are high for a few days, normal for a few days more, and then may be subnormal until the next dose. Two transdermal preparations of testosterone...

Zaleplon, a pyrazolopyrimidine hypnotic, was recently approved by the FDA for short-term treatment of insomia. Zaleplon, like zolpidem, is a non-benzodiazepine that binds to benzodiazepine receptors.

Mifepristone (RU 486; Mifeprex - Danco), an antiprogestin, has been approved by the FDA for termination of intrauterine pregnancies of 49 days or less. It is generally used with misoprostol (Cytotec - Searle), an E₁ prostaglandin analog marketed in the USA only for prevention of gastric ulcers.

Ziprasidone (Geodon - Pfizer), a benzisothiazolyl piperazine, has been approved by the FDA for oral treatment of schizophrenia. An intramuscular formulation will probably be available in the near future.