DRUG INTERACTIONS: 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 include: antivirals (e.g., acyclovir, ganciclovir, valganciclovir), azathioprine, cholestyramine, colestipol, live vaccines, rifampin, other drugs that weaken the immune system/increase the risk of infection (such as natalizumab, rituximab).This medication may decrease the effectiveness of hormonal birth control such as pills, patch, or ring. This could cause pregnancy. If you are using hormonal birth control, you should use an additional non-hormonal form of birth control while using this medication. Discuss your options with your doctor or pharmacist. Also tell your doctor if you have any new spotting or breakthrough bleeding, because these may be signs that your birth control is not working well.
OVERDOSE: If overdose is suspected, contact a poison control center or emergency room immediately. US residents can call their local poison control center at 1-800-222-1222. Canada residents can call a provincial poison control center.
NOTES: Laboratory and/or medical tests (e.g., blood counts, drug levels, kidney function, pregnancy test) should be performed periodically to monitor your progress or check for side effects. Consult your doctor for more details.Attend a transplant education class or support group. Learn to recognize the signs and symptoms of organ rejection. Get medical help right away if they occur.Avoid inhaling the powder, and avoid direct contact of the dry powder or the prepared liquid with the skin or mucus membranes. If contact should occur, wash thoroughly with soap and water; rinse eyes with plain water.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
Need help identifying pills and medications?
Use the pill identifier tool on RxList.