Chronopharmacology, made simple

When is the best time to take your medicine?

Your body runs on a 24-hour clock. Many medicines work better — or cause fewer side effects — when taken at the right time of day.

Right now

--:--

Checking your time…

Patients

Plain-language tips on when to take your tablets.

Doctors & pharmacists

Evidence levels and the rhythm behind each recommendation.

Students

Learn how body clocks change drug absorption and effect.

Browse by type of medicine

New to body clocks?

A short guide to circadian rhythms, metabolism and why timing changes how medicines behave.

Start learning