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Immu globulin,gamma (igg) intramusc.

Important Note

The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. Consult your healthcare professional before using this drug.


(ih-MYOON GLOB-you-lin)

COMMON BRAND NAME(S): Gamastan, Gammar


This medication is used to provide protection (immunization) against Hepatitis A, measles, varicella and rubella infections. It is also be used to boost the body's natural immune response in persons with immune system problems.

How To Use

This medication is administered by injection into a muscle by a health care professional.

Side Effects

Muscle stiffness, redness, warmth, pain and tenderness may occur at the site of injection. Fever, chills, headache, weakness and nausea may also occur. If these effects continue or become bothersome, inform your doctor. Notify your doctor if you experience: skin rash, swelling of the hands/feet or face, breathing trouble. If you notice other effects not listed above, contact your doctor or pharmacist.


Tell your doctor if you have any: pre-existing illnesses, blood disorders, any allergies (especially drug allergies). This medication should be use only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. It is unknown if this drug is excreted into breast milk. Consult your doctor before breast-feeding.

Drug Interactions

Tell your doctor of any over-the-counter or prescription medication you may take or if you have recently received any vaccines. Do not start or stop any medicine without doctor or pharmacist approval.


If overdose is suspected, contact your local poison control center or emergency room immediately.


Because this medication provides protection for a limited period of time (1 to 3 months), additional doses may be necessary based on the situation. Discuss this with your doctor.

Missed Dose

It is important that each dose be used as scheduled. If you miss a dose, contact your doctor who will help establish a new dose schedule. Do not "double-up" the dose to catch up.


This medication is stored under refrigeration as directed.