For most holidaymakers the main risks are mosquito-borne infections, animal bites and food hygiene. Malaria tablets are not usually needed.
Vaccines for Thailand
Book this week to give your vaccines time to work.
Some courses can be speeded up. A yellow fever certificate becomes valid 10 days after your vaccine.
Advised for most travellers
Advised for some travellers, depending on your trip
TuberculosisTB (BCG) vaccine is advised for unvaccinated children under 16 who will live in the country for more than 3 months, and for some health workers. It is not given in pharmacy; ask your GP.
MeaslesMeasles risk is higher than in the UK. Check you have had two doses of MMR, which is free from your GP.
These are suggestions only and may differ from what our expert clinician advises at your consultation.
Entry rules
A yellow fever certificate is required for travellers aged 9 months or over arriving from countries with a risk of yellow fever transmission, including those who have spent more than 12 hours in transit through an airport in such a country.
Not required if you fly direct from the UK.
Malaria
Low risk. Tablets are not usually advised.
Low risk in the rural, forested border areas with Cambodia, Laos and Myanmar: awareness and bite avoidance.
Very low risk in the rest of Thailand, including Kanchanaburi (River Kwai bridge): awareness and bite avoidance.
No risk in Bangkok, Chiang Mai, Chiang Rai, Koh Phangan, Koh Samui and Pattaya.
Mefloquine resistance is present. For travellers at higher risk, atovaquone with proguanil or doxycycline are the suitable options.
Other health risks
Zika
There is a risk. Pregnant travellers and couples planning a pregnancy should seek advice before booking.
Mpox
88 confirmed clade Ib cases had been reported as of July 2026.
Sexual health
Extensively drug-resistant gonorrhoea has been reported in UK travellers returning from tourist areas. Use condoms.
Air quality
Can be poor at times. Travellers with heart or lung conditions should plan ahead.
Schistosomiasis
Very low risk.
More than one country?
Add each country when you book and we’ll plan for the whole route.
Summarised from NaTHNaC TravelHealthPro, checked 10 November 2026. Advice can change, so we check it again at your appointment.
Can’t see your destination? We still cover it.
We show some of our most popular destinations here, but we give travel vaccine advice for wherever you’re going. Tell us your route when you book, or give us a call.