Raparen 1mg Injection is used for prevention of organ rejection in transplant patients. It works by regulating the body’s immune response following organ transplant. This helps your body to accept the new organ as if it were your own. Raparen 1mg Injection is a prescription medicine that must be administered by a doctor or a nurse in a hospital or a clinical setting. You must receive the exact dose of it as per the prescription. An overdose of this medicine may have serious side effects on the body. The common side effects of this medicine include headache, increased heart rate, high blood pressure, abdominal pain, nausea, diarrhea, constipation, rash, acne, joint pain, increased risk of infections, decreased blood cells, and decreased potassium level in blood. If any of the side effects persist or get worse, consult the doctor immediately. Inform the doctor immediately if you experience any allergic reactions such as rash, shortness of breath, coughing, and swelling. Before taking this medicine, it is important to consult your doctor if you have any ongoing medication for any underlying disease. Pregnant and breastfeeding women must inform the doctor prior to the initiation of this treatment. During the treatment, your doctor may advise you for some laboratory tests to know the effects of the medicine in the body. If you notice signs of infection, any changes in the appearance or size of a mole, unusual growths or lumps, or unusual tiredness or weakness during the treatment, you must consult the doctor immediately.