Can the use of Ptzem 4000mg/500mg Injection cause contraceptive failure?
Yes, the use of Ptzem 4000mg/500mg Injection can lower the efficacy of birth control pills. Consult your doctor and seek advice regarding the use of other methods of contraception (e.g., condom, diaphragm, spermicide) while you are taking Ptzem 4000mg/500mg Injection.