WHO urges restraint on Tamiflu use

With swine flu still spreading, the UN health agency is urging countries to limit their use of antiviral drugs to only high-risk patients to ensure adequate supplies in case the virus mutates and becomes more dangerous.

The global outbreak appears mild, but skittishness is evident. Not long after Switzerland lifted its advisory against travel to Mexico and the United States yesterday, the Japanese national women’s football team cancelled a tour to North America, where most swine flu cases have been reported.