There are no known drug interactions between metformin and the birth control pill
There are no known drug interactions between Glucophage/metformin and the birth control pill.
Penicillin does not affect birth control.
Asprin doesn't affect birth control.
Augmentin does not affect how well the birth control pill works.
Cortisone does not affect how well the birth control pill works.
Antibiotics rarely affect the birth control pill in general.
I can't think of any way that glass would affect birth control.
No, clindamycin topical for acne does not affect the birth control pill
Caffeine does not affect how well birth control works. Thank goodness!
Nasacort and other inhaled steroids do not affect the birth control pill
Some pills can affect birth control. If your ill this can sometimes effect birth control too. You need to speak to a medical professional to find out for definite but its possible malaria pills may affect your birth control.