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Conversion to a 7-day regimen of transdermal buprenorphine (Butrans Transdermal System, Purdue Pharma) from a stable regimen of hydrocodone/acetaminophen (Vicodin, Abbott) can be successful in patients with osteoarthritic pain of the hip or knee, according to a study presented at the annual meeting of the American Academy of Pain Medicine, in National Harbor, Md.

Topical diclofenac is safer and better tolerated by patients with osteoarthritis of the knee compared with the oral formulation, according to data presented here at annual meeting of the American Academy of Pain Medicine, in National Harbor, Md.

FDA has approved rituximab (Rituxan, Genentech) in combination with glucocorticosteroids for the treatment of 2 forms of anti-neutrophil cytoplasmic antibody-associated vasculitis, Wegener's granulomatosis and microscopic polyangiitis.

FDA has approved tocilizumab (Actemra), given alone or in combination with methotrexate, for the treatment of active systemic juvenile idiopathic arthritis in children 2 years of age and older.

FDA has approved gabapentin enacarbil (Horizant Extended-Release Tablets, GlaxoSmithKline and XenoPort), a once-daily treatment for moderate-to-severe restless legs syndrome, also known as Ekbom disease. It is the first medication in its class to be approved for this condition.

The anticholinergic drug tiotropium is more effective than the ?2-agonist salmeterol in preventing exacerbations in patients with moderate-to-very-severe chronic obstructive pulmonary disease, according to a multicenter European study published in the New England Journal of Medicine.

Clopidogrel hypersensitivity, which affects 6% of patients, can be successfully treated using short-course corticosteroids and antihistamines without interrupting drug therapy, reported researchers at Jefferson Medical College in Philadelphia.

The use of high-dose clopidogrel compared with use of standard-dose clopidogrel does not reduce the incidence of death from cardiovascular causes, nonfatal myocardial infarction, or stent thrombosis among patients with high on-treatment reactivity after percutaneous coronary intervention with drug-eluting stents, according to a recent multicenter study published in the Journal of the American Medical Association.

Naproxen/esomeprazole magnesium (Vimovo, AstraZeneca and Pozen) 500/20-mg delayed-release tablets was generally well tolerated in osteoarthritis patients requiring daily NSAID therapy who were at risk for NSAID-associated ulcers, according to an open-label, multicenter phase 3 study.

5?-reductase inhibitors may cause persistent erectile dysfunction, depression, and loss of libido, even after discontinuing use, in men being treated for systems of benign prostatic hyperplasia and androgenetic alopecia, according to a literature review published in the March 2011 issue of The Journal of Sexual Medicine.

FDA has approved an expanded age indication for Zoster Vaccine Live, (Zostavax, Merck) for the prevention of herpes zoster, commonly known as shingles, in adults ages 50 years and older.

FDA "...does not intend to take enforcement action against pharmacies that compound hydroxyprogesterone caproate based on a valid prescription for an individually identified patient unless the compounded products are unsafe, of substandard quality, or are not being compounded in accordance with appropriate standards for compounding sterile products," according to a statement.