 <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]  not become pregnant while using griseofulvin. Griseofulvin may harm an unborn baby. Ask about reliable forms of birth control while using this medication and for 1 month after the last dose. If you become pregnant, talk to your doctor right away about the risks and benefits of this medication. (See also Drug Interactions section.) The effects of this drug on human sperm are unknown. However, based on animal cell studies, the manufacturer recommends waiting for a period of time after completing griseofulvin treatment before trying to father a child. Discuss the risks and benefits with your doctor, and ask how long to wait after your last dose before trying to father a child. It is unknown if this drug passes into breast milk. Consult your doctor before breast-feeding.The interactions of Griseofulvin Microsize Oral: 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. Some products that may interact with this drug </s>