Tell your doctor about all your current medicines and any you start or stop using, especially:
any other antibiotic;
isotretinoin (Accutane);
tretinoin (Renova, Retin-A, Vesanoid);
a blood thinner (warfarin, Coumadin, Jantoven);
an antacid or laxative medicine; or
a vitamin or mineral supplement that contains iron, zinc, calcium, or magnesium.
This list is not complete. Other drugs may interact with tetracycline, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible interactions are listed in this medication guide.
 Tetracycline drug interactions (more detail)
