Have a Doctor Check up before you Travel.
1- You must check the inoculation and health necessities for all the countries you're visiting on your journey. Please bear in mind some vaccinations have to be compelled to be administered 4-6 weeks before travel.
2- If you're carrying medicines or medications with you please keep a note of your condition and therefore the medication you need somewhere handy e.g. a piece of paper within the duvet of your passport, wherever it is often simply found in Associate in Nursing emergency.
3- Make sure you take additional provides of medication just in case you get delayed abroad.
UK Department of Health Travel Advise
For additional info on avoiding health risks, designing for healthy motion and getting emergency medical treatment, visit the NHS web site.