You can see the FDA tests here: https://www.fda.gov/drugs/science-and-research-drugs/drug-quality-sampling-and-testing-programs https://www.fda.gov/drugs/scien

You can see the FDA tests here: https://www.fda.gov/drugs/science-and-research-drugs/drug-quality-sampling-and-testing-programs https://www.fda.gov/drugs/science-and-research-drugs/drug-qu... It's not something they do for very many drugs or very often.