87 citations
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October 1997 in “JAMA” Some vaccines might rarely cause hair loss, more research is needed.
Metformin can cause rare severe skin reactions.
January 2009 in “Reactions Weekly” A man had an allergic skin reaction on his penis from a hair loss medication, which improved after stopping the medication.
39 citations
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June 1982 in “The BMJ” Blood tests confirmed a baby in the womb had a CMV infection.
September 2025 in “Clinical Case Reports” Oral minoxidil can cause dry mouth, but switching to topical minoxidil may prevent this side effect.