How to Take Azathioprine and Dose of Azathioprine


Find out how to take Azathioprine (drug) and its dose. Describes the best time to take the drug and precautions if any that should be followed.

How to take Azathioprine


How it should be taken  

It comes as a tablet to take by mouth, with food.

Dosage & When it is to be taken

Adult: PO- Rheumatoid arthritis Initial: 1 mg/kg/day for 6-8 wk. May adjust dose gradually to 2.5 mg/kg/day if needed.
Prevention of rejection in organ and tissue transplantation -1-5 mg/kg/day.
Auto-immune diseases -1-3 mg/kg/day.
IV -Renal homotransplantation- Usual initial: 3-5 mg/kg/day beginning at the time of transplantation. Maintenance: 1-3 mg/kg/day.

When it is not to be taken (Contraindications) 

Contraindicated in patients with known hypersensitivity, previous treatment with alkylating agents, pregnancy and breastfeeding.

Why it is prescribed (Indications)  

This medication is an immunosuppressant, prescribed for prevention of rejection kidney transplantation. It is also used for rheumatoid arthritis and autoimmune diseases. 

Pregnancy Category

Category D : There is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience or studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.

Warnings and Precautions  

Caution should be exercised in patients with history of kidney or liver problems, gout, any infection, anemia, bone marrow depression, any allergy, who are taking other medications and children.
Avoid contact with people with infections.
It may reduce platelet counts; avoid injury or bruising.
Patient may experience severe nausea and vomiting; if it so consult with your doctor.
Patient may develop with increased risk of cancer; if you notice any unusual growth or tumor consult with your doctor immediately.

Storage Conditions  

Store it at room temperature and in an airtight container, keep away from children.

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