the follow-up for 10 or more years of 771 women first treated with metronidazole between 1960 and 1969 for trichomoniasis revealed no excess of any form of cancer attributable to treatment , and no excess cancer risk has so far come to light in the kaiser-permanente follow-up of nearly 2500 patients given at least one prescription of metronidazole between 1969 and 1973 .
C0040921
trichomoniasis
C0025872
metronidazole