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    Dycal (dental compound), sulfonamide (antibiotic).

    Has anyone else ever had Dycal put into their fillings or other dental work? Thing is, you may not know because dentists don't tell you. I don't even know if Dycal still being used;; was popular in the 1980s I think. Dycal has a sulfonamide in it. Sulfonamide keeps important things from getting...