When scientists develop new drugs using animal tests, more than 92% of them fail when tried on humans - either because they're toxic or don't work as expected.

1

Pro

0

Against

Evidence from Studies

Supporting (1)

1

Community contributions welcome

1

Poor Translatability of Biomedical Research Using Animals — A Narrative Review

Narrative Review

2023 Mar

This review article confirms the exact claim: over 92% of drugs that work in animals fail when tested in humans, mainly because they turn out to be toxic or don't work in people.

Contradicting (0)

0

Community contributions welcome

No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Similar Assertions

Most drugs that look promising in animal studies—over 92% of them—end up failing when researchers try to use them in humans, and this high failure rate hasn't changed much in decades.

1

0

85%