The number of persons suffering from different ailments due to number of causes has forced the government and several other health care institutions to invent new drugs and therapies that can have effective results in the shortest time possible. However, invention of new methods of curing is only possible through extensive research. This is where the importance of the clinical trials can be emphasized. It is a medical branch that involves clinical research for invention of new drugs and drugs and its implementation on human volunteers. This testing on humans is central to gauge how effective and safe are these new drugs.
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