Implanted devices that monitor cardiac rhythm and can recognize and treat ventricular tachycardia or ventricular fibrillation are now widely used in the USA and other countries. Implantable cardioverter/defibrillators (ICDs) marketed here include the Ventak P and PRX (Cardiac Pacemakers, Inc., St. Paul, MN), the PCD (Medtronic, Minneapolis, MN), and the Cadence (Ventritex, Sunnyvale, CA) (JG Porterfield et al, Am J Cardiol, 72:301, 1993).

Rabeprazole, a benzimidazole proton pump inhibitor similar to omeprazole and lansoprazole, has been approved by the FDA for treatment of duodenal ulcers, healing and maintenance treatment of erosive or ulcerative gastroesophageal reflux disease, and for long-term treatment of chronic hypersecretory conditions, including Zollinger-Ellison syndrome

Argatroban, a small-molecule synthetic derivative of L-arginine, is a direct thrombin inhibitor approved by the FDA for use as an anticoagulant in patients with heparin-induced thrombocytopenia (HIT).

Direct-to-consumer advertisements are promoting the effectiveness of extended-release formulations of tolterodine tartrate (Detrol LA) and oxybutynin (Ditropan XL) for treatment of overactive bladder.

Escitalopram (Lexapro - Forest), the active S-enantiomer of racemic citalopram (Celexa - Forest), a selective serotonin reuptake inhibitor (SSRI), was recently approved by the FDA for treatment of depression. The manufacturer plans to stop promoting Celexa in favor of Lexapro; Celexa will continue to be available for patients already taking it.

A patch formulation of oxybutynin (Oxytrol - Watson) is now available for treatment of overactive bladder. It is claimed to be as effective as the oral drug, with less dry mouth.

The FDA has required the manufacturer of Plavix, an antiplatelet drug used in addition to aspirin to prevent cardiovascular events in high-risk patients,1 to add a boxed warning to the package insert about the risk of a poor response to the drug in patients with genetic polymorphisms of the cytochrome P450 enzyme CYP2C19. Clopidogrel is a prodrug and CYP2C19 is mainly responsible for its bioactivation. The Medical Letter reported last year that several studies have found higher rates of cardiovascular events, including stent thrombosis, in patients with these polymorphisms taking...

The FDA has approved velaglucerase alfa (Vpriv – Shire), a new formulation of glucocerebrosidase prepared from human fibroblasts, for treatment of the nonneurologic form of Gaucher’s disease (Type 1). Patients with Gaucher’s disease have a congenital deficiency of glucocerebrosidase that leads to accumulation of glucosylceramide, the end-product of sphingolipid catabolism, in the lysozymes of reticuloendothelial cells in the liver, spleen and bone marrow.Velaglucerase is the second form of the enzyme now available in the US; imiglucerase (Cerezyme – Genzyme), which is produced by...

Empagliflozin (Jardiance – Boehringer Ingelheim/Lilly), an SGLT2 inhibitor, has been approved by the FDA for oral treatment of type 2 diabetes. It is the third SGLT2 inhibitor to be approved for this indication.

The FDA has approved panobinostat (Farydak – Novartis), an oral histone deacetylase (HDAC) inhibitor, for use in combination with bortezomib (Velcade) and dexamethasone for treatment of patients with multiple myeloma who have received at least 2 prior therapies including bortezomib and an immunomodulatory drug. It is the first HDAC inhibitor to be approved for this indication.