Is that true? I don't know of really any medicine that has side effects 25 years down the line. Would we even know? We don't test new meds that long before release.
replyIsn't it more because meds are cheaper to test on animals and liability is much lower?
I think the original, mouse brain derived Japanese Enephilitis vaccine, now discontinued, caused symptoms years later.
replyBut prions were the cause, and those are slow acting.
The new, safer vaccine is only recommended if you're going to Japan or surrounding areas, and planning to going outside the city.