7 citations,
March 2019 in “Journal of The European Academy of Dermatology and Venereology” A man developed a skin reaction from metronidazole, which improved after stopping the drug and starting steroids.
1 citations,
July 1988 in “JAMA” Metronidazole can cause lung disease.
July 2014 in “Disease-a-Month” The document gives treatment advice for various skin conditions, like using metronidazole for perioral dermatitis and minoxidil for hair loss.
Amphetamine use may not cause hair loss, "geezer" traits are normal aging, not all educated older people are stereotypes, and metronidazole can rarely cause lung disease.
86 citations,
July 2012 in “British journal of dermatology/British journal of dermatology, Supplement” There may be a connection between Frontal Fibrosing Alopecia and Lichen Planus Pigmentosus, and more research is needed to confirm this.