it depends on the medication that's why it's really important and that you call your pharmacy and ask your pharmacist. some medications you are to take it as soon as possible but other ones you shouldn't be doubling the dose. you take it on your next regularly scheduled time that you're supposed to. but every drug is different. so once again call your pharmacist stop into the pharmacy and ask say this is what happened. we're more than happy to help you figure out that's not a problem at all.
what if you miss a dose you pick it up the next time?