Big Pharma has consistently used the argument that it costs over a billion dollars to discover a new drug, as justification for monopolies granted in the form of patents, and for the high prices of new drugs. But realistic calculations put drug discovery costs between $200 million and $400 million. The billion-dollar question then is whether the high-cost of R&D is really as high as it's made out to be.
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Busting the R&D myth - Times Of India