There are many causes of thrombocytopenia. Your doctor may tell you that you have a form of the condition called immune thrombocytopenia (ITP), which is one of the most common causes of low platelets in people who do not have symptoms. You may hear it referred to by its old name, idiopathic thrombocytopenic purpura.
How the chickenpox vaccine works. The chickenpox vaccine is a live vaccine and contains a small amount of weakened varicella zoster virus. The vaccine causes your immune system to produce antibodies that will help protect against chickenpox. Read more about live vaccines. Read more about chickenpox vaccine side effects.
VARIVAXÂ® Varicella Virus Vaccine Live Suspension for subcutaneous injection Initial U.S. Approval: 1995 ----------------------------INDICATOI NS AND USAGE---------------------------- VARIVAX is a vaccine indicated for active immunization for the prevention of varicella in individuals 12 months of age and older. Provide a copy of the patient information (PPI) located at the end of this insert and discuss any questions or concerns. ï· Inform patient, parent, or guardian that vaccination with VARIVAX may not result in protection of all healthy, susceptible children, adolescents, and adults.