norgestrel (contraceptive) - oral, Ovrette (cont.)
DRUG INTERACTIONS: Your healthcare professionals (e.g., doctor or pharmacist) may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop or change the dosage of any medicine before checking with them first.This drug should not be used with the following medication because very serious interactions may occur: sodium tetradecyl sulfate.If you are currently using the medication listed above, tell your doctor or pharmacist before starting this medication.Before taking this medication, tell your doctor of all prescription and nonprescription medications you may use, especially of acitretin, drugs that speed up the movement of the gut (e.g., metoclopramide), isotretinoin, troleandomycin.Certain drugs can decrease the effectiveness of birth control by decreasing the amount of birth control hormones in your system. This can result in pregnancy. These drugs include: aprepitant, bexarotene, bosentan, dapsone, felbamate, griseofulvin, certain HIV drugs (such as amprenavir, indinavir, nelfinavir, nevirapine, ritonavir, zidovudine), modafinil, phenylbutazone, rifamycins (e.g., rifampin), many seizure medications (e.g., barbiturates, carbamazepine, phenytoin, topiramate), St. John's wort. Consult your doctor or pharmacist for details, and ask if you should use additional reliable birth control methods while taking any of the drugs listed above.This medication can affect the results of certain lab tests (e.g., sex-hormone-binding globulin, thyroid). Make sure laboratory personnel and all your doctors know you use this medication.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
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