Vietnam Vaccinations: What You Actually Need Before You Go

No mandatory vaccinations

Unlike some countries, Vietnam doesn't legally require any vaccinations for tourist entry. You won't be turned away at the border for being unvaccinated, and no vaccination card is checked on arrival. That said, "not required" doesn't mean "not recommended."

The sensible baseline: Hep A, Typhoid, Tetanus

These three are the ones most travel doctors mention for Vietnam, and for good reason.

Hepatitis A spreads through contaminated food and water. You might eat at a street stall in Hanoi or grab "goi cuon" from a market vendor—both are usually fine, but occasionally someone doesn't wash their hands thoroughly enough. The vaccine is two shots, usually given 6 to 12 months apart. If you're leaving soon, one dose offers partial protection.

Typhoid also travels via food and water, especially in rural areas or during the rainy season when sanitation can slip. It's rare in tourists, but it happens. You can get a single injectable shot or a series of oral pills. The shot lasts 3 years; the oral version lasts 5.

Tetanus is your standard booster. If your last tetanus shot was more than 10 years ago, get a refresh before you go. Stepping on a rusty nail or scraping yourself on coral in Phu Quoc is unlikely but possible.

When to add Japanese Encephalitis

Japanese Encephalitis is mosquito-borne and much rarer than dengue or malaria. It's mostly a concern if you're spending weeks in rural rice-growing areas—especially in the north (Ha Giang, Sapa) or in the Mekong Delta during the rainy season (May to October). If you're doing a typical tourist circuit (Hanoi, Saigon, Hoi An, beaches), you can skip this one. If you're trekking in the mountains or volunteering in a rural village, talk to your doctor.

Rabies: mainly for long stays or animal contact

Rabies is serious but extremely rare in tourists. You'd need to be bitten or scratched by a dog, bat, or monkey—and then not seek treatment immediately (which you absolutely should). If you're staying longer than 4 weeks, working with animals, or hiking alone in remote areas, consider it. Otherwise, it's optional. And if you do get bitten, post-exposure vaccination is available in Hanoi and Saigon; you don't need to have the series beforehand.

Malaria: only in remote Mekong areas

Malaria is not a risk in Hanoi, Saigon, Hoi An, Da Nang, or any major tourist zone. The risk is in dense forests and remote rural areas of the south-central highlands and Mekong Delta—places most tourists never visit. If you're trekking deep into Phong Nha or spending weeks in remote Kien Giang Province, ask your doctor about antimalarial tablets (atovaquone-proguanil or doxycycline are common options). Standard tourists don't need them.

Dengue, Zika: no vaccine yet

Dengue is common in Vietnam, especially in Saigon and coastal cities during the rainy season. Zika is rare. Neither has a widely available vaccine for travelers. Your best defense: mosquito repellent (DEET-based), long sleeves at dawn and dusk, and screens on windows if you're renting a room. Dengue is usually mild—fever, body aches, rash—and lasts a week.

When to get vaccinated

Most vaccines take 2 to 4 weeks to become fully effective. If you're leaving in a month, book an appointment now. If you've got three months, you have plenty of time to spread out the shots (some require two doses). If you're leaving next week, get what you can; even partial protection is better than none.

Cost and where to get them

In North America or Europe, expect to pay USD 100–300 per vaccine at a travel clinic (insurance may or may not cover). In Vietnam, if you forget something, you can get most vaccines at a private clinic in any major city—usually cheaper, and without an appointment. Saigon Clinic, Family Medical Practice (both in Saigon), and similar international clinics stock the usual shots.

Final word

Talk to a travel doctor, not the internet. They can assess your specific itinerary, how long you're staying, and your health history. But know this: thousands of tourists visit Vietnam every year without any vaccinations and leave fine. The vaccines reduce your risk, not eliminate it. Hand hygiene and eating at busy, popular restaurants (high turnover = fresher food) matter more than which shots you got.