Answer and Explanation:
Thalidomide is the answer.
It is a medication used to treat a number of cancers (including multiple myeloma), graft-versus-host disease, and a number of skin conditions including complications of leprosy.
It was a widely used drug in the late 1950s and early 1960s
The effect of Thalidomide on pregnant woman, who would use it to cure nauseousness, would make the children deformed. It became apparent in the 1960s that thalidomide treatment resulted in severe birth defects in thousands of children.
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