I am offered it every year since I fall into several high risk catagories. I took up the offer for about 3 years but each time the side effects got worse until they made me really ill. Therefore I made a choice not to have it - but refused to sign the form saying so since this may have made the docs reluctant to treat me if I DID get it as I had 'Refused recommended treatment!"

It is freely available so make up your own mind about it.