Which scientific product recall in the 1960s led to fundamental changes in pharmaceutical testing and resulted in the requirement for proof of safety before market approval?

Product recalls aren't just business setbacks—they can shape entire scientific fields and safety protocols. In the scientific community, major product recalls have led to revolutionary changes in testing standards, regulatory frameworks, and ethical considerations. This trivia question explores one of the most significant scientific product recalls that fundamentally altered how we approach product safety in laboratory and medical settings. Test your knowledge of these pivotal moments in scientific product history!

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Thalidomide, which caused thousands of birth defects when prescribed to pregnant women for morning sickness
The Dalkon Shield IUD, which resulted in numerous pelvic infections and complications
Diethylstilbestrol (DES), which was linked to reproductive abnormalities in children exposed in utero
Vioxx, an anti-inflammatory medication that was discovered to increase risk of heart attacks and strokes