1 It could get much worse if simultaneous outbreaks of seasonal flu and H1N1 lead to even more widespread use of the drug.
2 Previous studies have suggested that the top levels found in Tokyo’s rivers are high enough to develop drug-resistant strains of flu.
3 Researchers at Tokyo University in Japan have released a study indicating that the antiinfluenza drug Tamiflu can pass through sewage treatment plants and into rivers.
4 Since waterfowl are attracted to the warm, nutrient-rich discharge from those plants, there is a real danger that the fowl are being unintentionally dosed with Tamiflu.
5 The threat is particularly acute in Japan, where prescription rates of Tamiflu are higher than the rest of the world.
(A) 4 2 3 1 5 (B) 2 1 5 3 4 (C) 3 4 2 5 1 (D) 1 5 4 2
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