There is always a chance of pregnancy. The only Birth Control that is 100% of not getting pregnant is abstinence.
Birth control pills change the metabolism of Lamictal, and may make it work less well during the active pills, and then spike the levels during the off weeks. Call your neurologist/psychiatrist and your gyncologist to conference about a birth control method that's best for your particular situation.
Augmentin does not affect how well the birth control pill works.
Cortisone does not affect how well the birth control pill works.
It does not affect the pill.
No, clindamycin topical for acne does not affect the birth control pill
Nasacort and other inhaled steroids do not affect the birth control pill
The birth control pill has no effect on HPV but you should speak to your Doctor about this.
There are no known drug interactions between Vicodin and the birth control pill.
There are no known drug interactions between Lovaza and the birth control pill.
There are no known drug interactions between prevacid and the Birth Control pill
There are no known drug interactions between nitrofurantoin and the birth control pill.
There are no known drug interactions between Accutane and the birth control pill.
There are no known drug interactions between Buckley's and the birth control pill.