Why Is Animal Testing Safe

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Finally, drugs that pass animal experiments are not certainly safe. “Animal trials didn’t predict that Nancy Tufford would develop heart disease from Vioxx, but human trials clearly did. Until we stop using animal tests to gauge the safety of human drugs, disasters like Vioxx are inevitable” (Animal Research On Trial Cover Story). Why should scientists test on animals when they do not envision safety of humans? The arthritis drug Vioxx was tested on the hearts of mice and it had a preventive effect but caused more than 27,000 heart attacks and sudden cardiac effects on humans. Numerous other drugs were verified to be dangerous to humans but appeared safe in animal testing. For example, the sleeping pill thalidomide, which was tested on animals