Medicines
5 exposures, from 8 studies that report results microbe by microbe.
Medicines Antibiotics Here the evidence goes furthest: one study followed the same people through a course of antibiotics, and a large study saw differences years after people took them. Seen more than once Medicines Acid reducers People taking proton pump inhibitors, compared with people who don't. No field note yet· 3 studies Medicines Metformin People taking metformin, a diabetes medicine, compared with people who don't. No field note yet· 2 studies Medicines Laxatives People taking laxatives, compared with people who don't. No field note yet· 1 study Medicines Antidepressants People taking SSRI or SNRI antidepressants, compared with people who don't. No field note yet· 2 studies