Immunity to the hepatitis B virus is thought to be lifelong. The hepatitis A vaccine is effective for at least 25 years in adults and 14 years in children.n clinical trials, 1 month after the last dose, 100% of people were immune to hepatitis A, while 99.7% were immune to hepatitis B. But in practice, immunity may not approach these levels. Hepatitis B vaccine usually does not provide immunity for more than 95% to 97% of people.
Deer antler spray and pills are known to contain small amounts of deer IGF-1 (Insulin-like Growth Factor-1), which is what the liver converts HGH into, resulting in artificially enhanced muscle regeneration and growth that has made NFL ban the use of HGH and deer antler spray.
It's a simple theory: Spread predator animals' scents to scare away prey animals. In reality, predator urine is only sometimes effective in keeping deer, rabbits and other pests out of the yard. If used properly, it may be an effective part of a garden pest control strategy, but it is not guaranteed to work.