Broad range possible: Certain supplements & medications can give a metallic taste like biaxin, (clarithromycin) lithium, azithromycin, captopril, penicillamine, meds for glaucoma, reflux, & insomnia. Epistaxis, sinus infections or gingivitis with occult bleeding of the gums can give a metallic taste.. Deteriorating metallic fillings, caries & abscesses can as well. Vitamin deficiencies b-12 & zinc, pregnancy & some systemic diseases.
Answered 6/16/2016
4.9k views
New filling?: Diet is the most common cause of a metallic taste.
Answered 5/29/2018
4.9k views
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