The Interruption of Anticoagulation section of our article on Treatment of Atrial Fibrillation cited the recommendations of the American College of Chest Physicians on perioperative management of antithrombotic therapy (JD Douketis et al. Chest 2022; 162:e207). A reader suggested that our general statement on when to discontinue an oral anticoagulant would have benefited from inclusion of the recommendations of the American College of Cardiology/American Heart Association (JA Joglar et al. Circulation 2024; 149:e1). Recommendations for periprocedural management of oral anticoagulant therapy...

As cocaine continues to be widely available in the USA (Medical Letter, 28:69, 1986), new problems associated with its use continue to emerge. Some recent reports indicate that use of the drug during pregnancy can damage the fetus, lead to abortion or premature labor, and cause toxic effects in the newborn infant.

Urofollitropin (Metrodin - Serono), a human gonadotropin, is the latest drug to be approved by the US Food and Drug Administration (FDA) for induction of ovulation in various clinical situations, including in vitro fertilization (IVF).

Succimer (meso 2,3-dimercaptosuccinic acid; DMSA; CHEMET - McNeil), a heavy metal chelator, was recently marketed in the USA for oral treatment of lead poisoning in children.

Paroxetine (Paxil - SmithKline Beecham), a new selective serotonin reuptake inhibitor (SSRI), is now available in the USA. Two other SSRIs, fluoxetine (Prozac - Medical Letter, 30:45, 1988; 32:83, 1990) and sertraline (Zoloft - Medical Letter, 34:47, 1992), were approved previously.

The enzyme alpha-galactosidase (Beano - AkPharma), derived from a mold and classified as a food, is sold without presecription in pharmacies and food stores. The manufacturer recommends taking the anzyme to decrease intestinal gas producted by eating the high-fiber diets now widely recommended in the USA.

Indium 111 In-satumomab pendetide (CYT-103, OncoScint CR/OV Kit - Cytogen), a new intravenous imaging agent, has been approved by the US Food and Drug Administration for detection of extrahepatic spread of colorectal and ovarian tumors.

Strontium-89 chloride was recently approved for marketing by the US Food and Drug Administration. It is offered for relief of pain caused by metastatic bone lesions

The new Advanced Care Cholesterol Test (Johnson & Johnson) now being advertised to the general public encourages patients to test their own serum cholesterol concentrations. Approved by the US Food and Drug Administration, this product is available in pharmacies without a prescription at a cost of about $20 for a single determination.

Bicalutamide (Casodex - Zeneca), an oral nonsteroidal antiandrogen similar to flutamide (Eulexin - Medical Letter, 31:72, 1989), is now available in the USA for treat-ment of advanced prostate cancer. The drug is recommended by the manufacturer for use concurrently with an analog of luteinizing hormone-releasing hormone (LHRH) such as leuprolide (Lupron; Lupron Depot) or goserelin (Zoladex -Medical Letter, 32:102, 1990).