4 definitions of HPR. Definition of HPR in Business & Finance. What does HPR stand for?
According to the Centers for Disease Control (CDC), you should allow two weeks after getting a flu shot to develop protection against the flu. That's because after vaccination, the body has to work for a while to create the protective antibodies to the flu virus. Bear in mind, though, that there's a lot of variation in how fast different people's immune systems work.
The depo shot is a method of contraception for women. The shot contains a hormone that is similar to progesterone. The shot can only be administered by your doctor, and is injected in the buttocks or arm. Shots are effective for 12-14 weeks, but women are advised to get the shot every 12 weeks for maximum protection. Depo-Provera can start working immediately if you get the shot within the first five days of your period. As a hormonal contraceptive, the depo shot suppresses ovulation.