how long is meningitis vaccine good for
The meningitis vaccine takes two weeks to fully kick in, and should protect you for three to five years. People with HIV may not respond as well to the vaccine, so itâs recommended that they receive two doses â a booster shot, in essence â two to three months apart.he meningitis vaccine takes two weeks to fully kick in, and should protect you for three to five years. People with HIV may not respond as well to the vaccine, so itâs recommended that they receive two doses â a booster shot, in essence â two to three months apart.