Azathioprine-oral

Unless your doctor directs you otherwise, if you take this drug once daily and miss a dose, take it as soon as you remember unless it is almost time for the next dose. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.If you take more than one dose a day and miss a dose, take it as soon as you remember. If it is almost time for the next dose, take both doses together, then resume your usual dosing schedule. If you miss more than one dose, contact your doctor. You may need to have your dosing schedule adjusted.

Store at room temperature between 59-77 degrees F (15-25 degrees C) away from light and moisture. Do not store in the bathroom. Keep all medicines away from children and pets.Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.MEDICAL ALERT: Your condition can cause complications in a medical emergency. For information about enrolling in MedicAlert, call 1-888-633-4298 (US) or 1-800-668-1507 (Canada).

Reviewed on 4/16/2014 References

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 are: febuxostat, past or present use of certain cancer drugs (such as cyclophosphamide, melphalan), other drugs that weaken the immune system/increase the risk of infection (such as rituximab, tofacitinib).

Azathioprine is very similar to mercaptopurine. Do not use medications containing mercaptopurine while using azathioprine.