VIAGRA is arousing interest for an unusual reason. A survey of male traditional Chinese medicine (TCM) users has revealed that they have been switching to western medicines to treat erectile dysfunction, leading to hopes that trade in endangered species may decrease. But not everyone is convinced, particularly since the study was funded by Pfizer, the company that produces Viagra.
William von Hippel of the University of New South Wales in Sydney, Australia, and colleagues interviewed 256 men aged between 50 and 76 at clinics in Hong Kong. Those with sexual problems were more likely to have switched to western treatments,…
