Medications

CBD as a painkiller: Efficacy not clinically proven

Cannabidiol (CBD) is marketed by some suppliers as a painkiller, e.g., for osteoarthritis of the knee. Animal experiments have shown that the substance, which is extracted from the hemp plant, has an anti-inflammatory and ...

Arthritis & Rheumatism

Not all placebos are equal in knee osteoarthritis

(HealthDay)—Not all placebos are equally effective for knee osteoarthritis and some can trigger clinically relevant responses, according to a review published online July 28 in the Annals of Internal Medicine.

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