Investors concerned over strong placebo effect
Attack overshadows surprise success for cholesterol drug
Charity launches second set of research challenges.
US biotech looks to bolster pipeline.
Formerly known as MRC Technology, charity to spend Keytruda royalties on R&D considered too risky by big pharma
Companies hope tanezumab offers alternative to opioids
Pill could be effective in diabetes, with fewer GI effects.
Invokana produces modest CV benefit, but doubles risk of amputation