This week's NEJM has published the efficacy results of a large phase 3 trial of olokizumab, a humanized monoclonal antibody that directly targets IL-6 in patients with rheumatoid arthritis. This is in contrast to two other marketed IL-6 inhibitors (sarilumab, tocilizumab) that bind to the IL-6 receptor.

In the United States, where over $300 million is spent annually on intraarticular hyaluronic acid injections, yet another study shows such therapy to be no better than placebo. BMJ has published a metanalysis of the efficacy and safety of viscosupplementation (intraarticular hyaluronic acid injection) in knee osteoarthritis patients. This is one of many such reviews, all ending with the same conclusion.

Bullous systemic lupus erythematosus (BSLE) is a rare blistering cutaneous manifestation of systemic lupus erythematosus (SLE). As goes SLE, bullous disease typically affects women, especially those of African descent.

The NY Times reports that a recent survey of drug use indicates that daily consumption of marijuana among young adults nearly doubled in the last decade. This is coupled with growing mainstream acceptance of cannabis and hallucinogenic compounds.