1 doctor weighed in:

Does nitrofuran monohyd macro make beyaz (drospirenone and ethinyl estradiol and levomefolate) the birthcontrol pills less effective ?

1 doctor weighed in
Dr. Victor Bonuel
Internal Medicine

In brief: Nitrofurantoin &

Other common antibiotics like penicillin , Amoxicillin , sulfa, tetracycline, Rifampin cause a decrease in effectiveness of bcp by increasing its metabolism by the liver. So it's advisable to do a back up means of contraception - withdrawal, condoms.
( pls read link below).

In brief: Nitrofurantoin &

Other common antibiotics like penicillin , Amoxicillin , sulfa, tetracycline, Rifampin cause a decrease in effectiveness of bcp by increasing its metabolism by the liver. So it's advisable to do a back up means of contraception - withdrawal, condoms.
( pls read link below).
Dr. Victor Bonuel
Dr. Victor Bonuel
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