If you are taking this medication under your doctor's direction, your 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 your doctor or pharmacist first.
Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription products you may use, especially of: penicillamine, phosphorus containing products.
This product can decrease the absorption of other drugs such as tetracycline antibiotics (including doxycycline, minocycline), bisphosphonates (e.g., alendronate), and quinolone antibiotics (e.g., ciprofloxacin, levofloxacin). Therefore, separate your doses of these medications as far as possible from your doses of this product. Ask your doctor or pharmacist about how long you should wait between doses and for help finding a dosing schedule that will work with all your medications.
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.