Snake Antivenin Injection is a prescription medicine. This is a combination of four venoms that is prescribed in the treatment of snakebite. It neutralizes the venom and prevents life-threatening events. Snake Antivenin Injection should only be administered under the supervision of a healthcare professional. It is strictly to be taken as per the doctor’s prescription. The common side effects of this medicine are nausea, vomiting, diarrhea. You may also experience injection site redness, swelling and pain that goes away with time. If any of the side effects gets more serious, you must consult your doctor immediately. It is advised not to drive or operate any heavy machine without consulting your doctor.