LIVIG B 100 IU INJECTION is typically administered in combination with the hepatitis B vaccine It is derived from human blood plasma and is given via an injection into a large muscle such as the thigh or buttock After evaluating your condition your doctor will administer the prescribed dosage It is crucial to administer the injection as soon as possible after identifying the risk of infection as delaying it may reduce its effectiveness Its important to note that this medication is not a vaccine and does not provide longterm protection against hepatitis B There are potential side effects associated with this medication such as flushing gastrointestinal disturbances stomach pain nausea vomiting headache dizziness and discomfort at the injection site If you experience any of these reactions or generally feel unwell it is important to inform your doctor There may be methods of preventing or minimizing these effects Its worth mentioning that serious reactions to the injection are rare Before using this medication it is important to inform your doctor if you have kidney disease any blood clotting issues or if you have recently received or plan to receive a vaccination The complete safety of this medication during pregnancy or breastfeeding is unknown so it is advisable to seek advice from your doctor in these situations