Can the use of Swiftaz 4000 mg/500 mg Injection cause contraceptive failure?
Yes, the use of Swiftaz 4000 mg/500 mg 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 Swiftaz 4000 mg/500 mg Injection.