If you take prescription medication or over the counter medication on a regular basis it is advisable that you research their availability and legality in your host country before going abroad. Below are some tips on taking both prescription and non-prescriptions with you on your trip:
Prescription Medicines
If you take prescription medicine, bring a supply that lasts your entire stay. Be sure to have written copies of your prescriptions in you need a refill. Your doctor may also recommend medications to bring if you are susceptible to a recurrence of an illness, infection or allergy.
See 10 Things You Should Know about traveling internationally with medication.
Non-Prescription Medicines
If you have any favorite over-the-counter remedies, you may want to bring a lasting supply. For customs purposes, take all medicines in their original containers.
The CDC provides a list of items to consider taking as a part of a travel health kit.