Systematic review of topical capsaicin in the treatment of pruritus.

Objective: To determine the efficacy of topical capsaicin in treating pruritus in any medical condition.

Data Sources: Cochrane library, Medline, Embase, Cinahl and Amed, up to April 2008. No language restrictions.

Mindfulness-based cognitive therapy: evaluating current evidence and informing future research.

Mindfulness-based cognitive therapy (MBCT) is a recently developed class-based program designed to prevent relapse or recurrence of major depression (Z. V. Segal, J.

A systematic review of randomised clinical trials of individualised herbal medicine in any indication.

Aim: To summarise and critically evaluate the evidence from randomised clinical trials for the effectiveness of individualised herbal medicine in any indication.

Methods: Search of electronic databases and approaches to experts in the field to identify randomised, controlled clinical trials of individualised herbal medicine in any indication. Independent data extraction and assessment of methodological quality by two authors and best evidence synthesis.

The antioxidant vitamins A, C, E and selenium in the treatment of arthritis: a systematic review of randomized clinical trials.

Objective: To systematically review the evidence from randomized clinical trials (RCTs) for the effectiveness of the antioxidant vitamins A, C, E or selenium or their combination in the treatment of arthritis. METHODSL: A systematic search of computerized databases from inception to September 2006 for relevant RCTs, application of pre-defined inclusion/exclusion criteria and independent data extraction by two authors. Methodological quality was assessed using the Jadad scale.

Ginkgo biloba is not a smart drug: an updated systematic review of randomised clinical trials testing the nootropic effects of G. biloba extracts in healthy people.

Here, we update our earlier systematic review of 2001, which critically evaluated the data from clinical trials to determine whether Ginkgo biloba enhances cognitive function in healthy subjects. Literatures searches of six computerised databases, updated to January 2007, were made for randomised, placebo-controlled, double-blind clinical trials of the effects of standardised Ginkgo biloba (G. biloba) extracts on cognitive function in healthy subjects under the age of 60 years.