Factors that affect the fluid, which might contribute to Meniere's disease, include: 1  Improper fluid drainage, perhaps because of a blockage or anatomic abnormality. 2  Abnormal immune response. 3  Allergies. Viral infection.  Genetic 1  predisposition. Head trauma.  Migraines.
Oral poliovirus vaccine (OPV) contains live attenuated poliovirus (Sabin strain types 1, 2 and 3) and is intended for polio prophylaxis in infants 6-12 weeks of age, all unimmunized children up to 18 years of age, and high-risk adults. Adults, however, should receive the inactivated poliovirus vaccine (IPV).
Most children get four doses of polio vaccine on this schedule: First dose when they are 2 months old. Second dose when they are 4 months old. Third dose when they are 6 to 18 months old.Last dose when they are 4 to 6 years old. Polio vaccine can be given as all shots (IPV), all drops (OPV), or a combination of both. vaccine is a medicine you take to keep you from getting a disease. The polio vaccine comes in two forms. Inactivated polio vaccine (called IPV) is given by injection (a âshotâ). Oral polio vaccine (called OPV) is given by drops in the mouth.