If you forget to take a dose, take it as soon as you remember, unless it's nearly time for your next dose. In this case, skip the missed dose and take your next dose at the usual time. Try to leave a gap of at least 4 hours between doses. Never take 2 doses at the same time. Never take an extra dose to make up for a forgotten one. If you forget dos...

Accidentally taking 1 extra dose of cefalexin is unlikely to harm you or your child. Speak to a pharmacist or doctor if you're worried or you take 2 extra doses or more.