 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  doctor. The manufacturer recommends avoiding pregnancy. To prevent pregnancy, men with female partners should use effective barrier protections (such as latex or polyurethane condoms) during all sexual activity during treatment and for at least 90 days after stopping the medication. Women should use effective forms of birth control (such as birth control pills and condoms) during treatment and for at least 1 month after stopping the medication. It is unknown if this medication passes into breast milk. Because of the possible risk to the infant and because breast milk can transmit HIV, do not breast-feed.The interactions of Cidofovir Intravenous: Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval. Avoid taking other medications that may damage your kidneys (such as amphotericin B, foscarnet, pentamidine, vancomycin, aminoglycosides including tobramycin, nonsteroidal anti-inflammatory drugs-NSAIDs including </s>