Thalidomide (Thalomid - Celgene), a synthetic derivative of glutamic acid, has been approved by the FDA for use in treatment of leprosy. Thalidomide was marketed in Europe in 1957 as a sedative but withdrawn four years later after being associated with severe human teratogenicity. The drug has since been found to be effective for several different indications.

Candesartan cilexetil (Atacand - Astra) is the fourth angiotensin II receptor antagonist to become available in the USA for oral treatment of hypertension.

Sermorelin acetate, a synthetic form of human growth-hormone-releasing factor has been approved by the FDA for treatment of idiopathic growth hormone deficiency in children with growth failure.

An intranasal spray formulation of the topical corticosteroid mometasone furoate, marketed for treatment of seasonal and perennial allergic rhinitis, has been advertised on television directly to the public.

Miglitol, an oral alpha-glucosidase inhibitor similar to acarbase, is now available for treatment of type 2 diabetes.

A new synthetic conjugated estrogen product (Cenestin - Duramed) was recently approved by the US Food and Drug Administration for treatment of vasomotor symptoms due to estrogen deficiency.

Alosetron hydrochloride (Lotronex - Glaxo Welcome), a selective serotonin receptor antagonist, has received FDA approval for treatment of irritable bowel syndrome (IBS) in women whose primary bowel symptom is diarrhea.

Cevimeline hydrochloride, an acetylcholine derivative, has been approved by the FDA for treatment of dry mouth symptoms caused by Sjogren's syndrome. Presumably it could also be used to treat radiation-induced xerostomia in patients with head and neck cancer. Pilocarpine hydrochloride is FDA-approved for both indications

Eflornithine hydrochloride cream 13.9% (Vaniqa - Bristol-Myers Squibb) has been approved by the FDA for reduction of unwanted facial hair in women.

Anakinra (Kineret - Amgen), an interleuken-1 (IL-1) receptor antagonist, has been approved by the FDA for treatment of moderately to severly active rheumatoid arthritis in adults who have failed at least one disease-modifying anti-rheumatic drug(DMARD) such as methotrexate (Medical Letter 2000; 24:57).