What other drugs affect Levora (Ethinyl Estradiol Levonorgestrel)?
Some drugs can make birth control pills less effective, which may result in pregnancy. Before using birth control pills, tell your doctor if you are using any of the following drugs: acetaminophen (Tylenol) or ascorbic acid (vitamin C) prednisolone (Orapred) theophylline (Respbid, Theo-Dur) cyclosporine (Neoral, Sandimmune, Gengraf) St. John’s wort an antibiotic seizure medications a barbiturate sedative such as secobarbital (Seconal), or phenobarbital (Luminal, Solfoton); or HIV or AIDS medications This list is not complete and there may be other drugs not listed that can affect birth control pills. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.