The FDA has issued a complete response letter asking NicOx to conduct another clinical trial of naproxcinod, a treatment for osteoarthritis. Earlier, an expert panel had voted 16 to 1 against the drug, saying that the French biotech had not offered solid evidence to prove that its painkiller did not raise blood pressure. Concerned about cardiovascular and gastrointestinal side effects of the drug, the agency has recommended that NicOx conduct one or more long-term controlled...