Travel Health Guide: Cuba — Mandatory Insurance, Dengue, Oropouche, and What US Travelers Get Wrong

Cuba is the one Caribbean destination where US health insurance is useless on arrival, every traveler must show proof of medical coverage at immigration, and US banking sanctions mean you cannot wire money for care if something goes wrong. Cuba reported 30,692 dengue cases and 4,119 Oropouche virus cases in 2025, and dengue transmission has continued into 2026 with another 202 suspected cases in the first weeks of January alone. The CDC currently lists Cuba as a chikungunya outbreak area where the newly approved VIMKUNYA vaccine is recommended for at-risk travelers. As a Physician Associate who has cared for travelers returning sick from the Caribbean, here is what you actually need: a Cuba-compliant medical insurance policy, hepatitis A and typhoid vaccines, daytime mosquito protection against Aedes-borne viruses, a traveler's diarrhea kit with azithromycin, and every prescription medication you take packed in its original container with a 90-day supply.

Quick Facts: Cuba Travel Health Snapshot

• Region: Caribbean (Greater Antilles)
• CDC risk level (2026): Practice usual precautions, with active chikungunya outbreak notice for at-risk travelers
• Key health risks: Dengue, Oropouche virus, chikungunya, traveler's diarrhea, sunburn and heat illness, road traffic injuries, limited US-quality medication availability
• Required entry vaccines: Yellow fever certificate only if arriving from a yellow fever-endemic country
• Most commonly recommended vaccines: Hepatitis A, typhoid, hepatitis B, rabies (selected itineraries), MMR, Tdap, influenza, COVID-19, chikungunya (per current CDC outbreak guidance)
• Travel insurance: Mandatory for entry, must include medical and emergency evacuation coverage
• Useful prescriptions for the trip: Azithromycin for traveler's diarrhea, scopolamine or meclizine for motion sickness, EpiPen if you have severe allergies, all chronic disease medications

What Most US Travelers Get Wrong About Cuba

Cuba is not Cancún or Punta Cana. Three quirks change the medical math.

First, the insurance rule is real. Cuba requires every visitor to show proof of travel insurance covering medical treatment and emergency evacuation, and immigration officers do check. Travelers arriving without documentation are routed to the Asistur counter at the airport and required to purchase a state policy at prices significantly higher than what you can buy ahead of time. Most major US carriers serving Cuba bundle a basic Asistur policy into the ticket and use the boarding pass as proof, but cruise passengers, charter passengers, and travelers connecting through Mexico or Panama frequently arrive without it. Confirm in writing before you fly.

Second, your US health insurance does not work on the island. US medical insurance, Medicare, and Medicare Advantage plans are not accepted by Cuban hospitals or clinics. Cuban facilities also do not accept US-issued credit cards or US bank wires because of sanctions, which means cash up front for care. Travelers cannot leave the country without paying outstanding medical debt.

Third, OFAC and the US Treasury still control how you travel. As of 2026, US travel to Cuba remains permitted only under one of 12 general license categories (Support for the Cuban People is the most common for non-family travel), and the State Department reinstated Cuba's State Sponsor of Terrorism designation in January 2026. You are required to keep receipts and an activity log for five years. This affects health planning because it limits how you spend money on the island and what supplies are realistically replaceable mid-trip.

The takeaway: pack as if there is no pharmacy. Bring enough of every medication for your entire stay plus a buffer, and bring a printed Cuba-compliant insurance certificate.

Medications You May Need

Antimalarials (not needed for most trips)

The CDC does not recommend routine malaria prophylaxis for travel to Cuba. There is no ongoing malaria transmission. Travelers heading directly from Cuba to malarial regions of mainland Central or South America should plan separately for those legs.

Traveler's diarrhea kit (recommended for every trip)

Traveler's diarrhea affects 20 to 50 percent of international travelers per CDC estimates, and diarrheal illness is common among visitors to Cuba including those staying at major tourist hotels. E. coli is the most frequent cause, with episodes typically lasting up to seven days untreated.

The first-line antibiotic for Caribbean travel is azithromycin, usually a single 1,000 mg dose or 500 mg daily for three days. Azithromycin is preferred over ciprofloxacin in the Caribbean because of regional Campylobacter resistance to fluoroquinolones. Pair it with loperamide for symptom control once you are confident you do not have a high fever or bloody stools.

For a deeper breakdown, see our traveler's diarrhea complete guide and our comparison of ciprofloxacin vs azithromycin for traveler's diarrhea.

Save hundreds on your traveler's diarrhea kit — Wandr's clinicians review your trip and call the prescription in to your local pharmacy for pickup. Get your traveler's diarrhea kit →

Motion sickness (cruises, ferries, inter-island travel)

Cruise itineraries through Havana, Cienfuegos, and Santiago de Cuba are popular. So is the catamaran day-tripping between Cayo Largo and the south coast. If you are motion-sensitive, the scopolamine patch (Transderm-Scop) provides 72 hours of coverage from a single application behind the ear. Compare it head-to-head with over-the-counter options in our scopolamine patch vs Dramamine guide.

Anti-nausea and pain (the always-pack list)

A small kit of ondansetron for nausea, acetaminophen and ibuprofen for pain and fever, and an oral rehydration solution (ORS) packet or two solves 80 percent of mid-trip medical problems. Acetaminophen is the right first choice for fever in a dengue zone — NSAIDs like ibuprofen can worsen bleeding if dengue turns severe.

Chronic medications

Bring every chronic medication you take for the full trip duration plus an extra 7-day buffer. Pack everything in the original prescription container, keep medications in your carry-on, and carry a printed list of generic names and dosages in case a bag is delayed. Cuban customs allows up to 10 kilograms of prescription and over-the-counter medicine for personal use when accompanied by a prescription.

Vaccines and Immunizations

Cuba does not require any vaccines for entry from the United States. The yellow fever certificate is only required for travelers arriving from a country with active yellow fever transmission.

That said, the CDC and WHO recommend a layered approach for most US travelers heading to Cuba.

Hepatitis A (recommended for almost everyone)

Hepatitis A spreads through contaminated food and water and is the most preventable serious infection in Cuba. The two-dose series gives lifelong protection. If you have never been vaccinated, a single dose given at least two weeks before departure provides strong short-term protection. See our hepatitis A vaccine guide for travelers.

Typhoid (recommended for most travelers)

Typhoid fever is rare but possible in Cuba, particularly outside major resort areas, with travelers eating from street vendors, paladares (private restaurants), or in rural areas at higher risk. Both the injectable Vi polysaccharide vaccine (one dose, good for two years) and the oral Ty21a vaccine (four capsules, good for five years) are options. See our typhoid vaccine guide for travelers.

Hepatitis B (recommended for many)

Hepatitis B is recommended for travelers who may have unprotected sex, get tattoos or piercings, receive medical or dental care, or spend longer than a few weeks on the island.

Rabies (selected itineraries)

Cuba has endemic canine rabies and intermittent reports of human cases. Pre-exposure rabies vaccination is reasonable for adventure travelers, cyclists, runners, long-term visitors, and anyone traveling with children — children are at disproportionate risk because they are less likely to report a bite. See our rabies vaccine guide for travelers.

Chikungunya (CDC outbreak guidance, 2026)

In 2026, the CDC lists Cuba among the chikungunya outbreak countries where VIMKUNYA, the newer chikungunya virus-like particle vaccine, is recommended for adults at elevated risk of exposure (longer trips, rural travel, or travel during high mosquito activity). Talk to a clinician about whether this fits your itinerary. See our chikungunya vaccine guide for travelers.

Routine vaccines to verify before you fly

• MMR (measles, mumps, rubella) — verify two documented doses
• Tdap (tetanus, diphtheria, pertussis) — confirm within the last 10 years
• Polio — most adults are covered from childhood; check if you were born after 2000 or have an unusual vaccine history
• Influenza — seasonal, for travel during US winter
• COVID-19 — current per CDC guidance

Book all your travel vaccines in minutes — Pick a Walgreens location, date, and time; the pharmacist administers your travel vaccines on-site. No separate doctor's visit required. Book travel vaccines →

Mosquito-Borne Illness: Dengue, Oropouche, and Chikungunya

Cuba's biggest acute health risk is not water. It is the Aedes aegypti mosquito.

Dengue

Cuba's national health system reported 30,692 confirmed dengue cases and 19 dengue deaths in 2025, and another 202 suspected cases in the opening weeks of 2026. Transmission is year-round but peaks in the rainy season from May through November. All four dengue serotypes have been documented on the island, which is the situation that produces severe dengue (dengue hemorrhagic fever) in people who have had dengue before.

Dengue presents 4 to 14 days after a mosquito bite with sudden high fever, severe headache, retro-orbital pain ("eye pressure"), muscle and joint pain, and a rash. Warning signs of severe dengue include abdominal pain, persistent vomiting, mucosal bleeding, and lethargy. Severe dengue is a medical emergency.

There is no widely available dengue vaccine for US travelers without prior dengue infection. Prevention is mosquito avoidance. Aedes aegypti is a daytime biter, with peak activity at dawn and the few hours before dusk. See our dengue fever complete guide.

Oropouche virus

Oropouche is the lesser-known threat that turned a corner in the Caribbean and Americas starting in 2024. As of September 2025, Cuba had reported 4,119 cases of Oropouche virus disease for the year. Oropouche is transmitted primarily by Culicoides midges and some Culex mosquitoes, presents with sudden fever, headache, joint pain, and sometimes a rash, and most patients recover in about a week. Severe complications, including neurological involvement, occur in a small percentage of cases.

There is no Oropouche vaccine and no specific treatment. Pregnant travelers should weigh nonessential travel carefully because vertical transmission has been documented. Prevention is bite avoidance, with permethrin-treated clothing being particularly important against biting midges, which are too small for many standard mosquito nets.

Chikungunya

Cuba experienced renewed chikungunya activity in 2025-2026, prompting CDC to update its outbreak guidance. Chikungunya causes high fever and severe joint pain that can persist for months. VIMKUNYA is the current recommended vaccine for travelers at elevated risk.

Practical mosquito prevention for Cuba

• Use insect repellent containing 20 to 30 percent DEET, 20 percent picaridin, or oil of lemon eucalyptus (OLE) — see our insect repellent guide
• Treat clothing with 0.5 percent permethrin before you go
• Cover ankles, wrists, and the back of the neck — Aedes prefers those zones
• Sleep with windows closed and air conditioning on; if the AC fails (common in older casas particulares), use a mosquito net
• Empty standing water around accommodations when possible

Food, Water, and Stomach Safety

Tap water in Cuba is chlorinated but not reliably safe for US travelers. Even when it is clean enough for residents, the bacterial environment is different from what your gut is used to.

Water rules

• Drink only commercially bottled water from a sealed container
• Use bottled water for brushing teeth
• Skip ice unless your accommodation specifically makes it from filtered or bottled water
• Coffee and tea made from freshly boiled water are safe
• Carbonated drinks in sealed bottles or cans are safe

Food rules

• Hot, fully cooked food served steaming is the safest category
• Avoid raw vegetables and salads unless you have washed them yourself in safe water
• Fruit you peel yourself (banana, mango, orange) is safer than pre-cut fruit
• Be cautious with street food, especially shellfish and pork
• Avoid unpasteurized dairy and homemade ice cream

Even with perfect adherence, expect a chance of mild traveler's diarrhea. The point is to keep it mild and recover quickly.

Health and Safety Beyond Infection

Heat and sun

Havana sits at 23 degrees north latitude. UV index frequently exceeds 11 between March and October. Pack a broad-spectrum SPF 50 sunscreen, reapply after swimming, wear a wide-brimmed hat, and front-load activity to morning hours. Heat-related illness is one of the top reasons travelers seek medical care in Cuba.

Road traffic

Road traffic injuries are a leading cause of preventable death for international travelers globally. Cuban roads have inconsistent lighting and signage, mixed traffic that includes horse carts and bicycles, and limited emergency response in rural areas. Avoid driving at night, do not rent a moped or scooter, and choose licensed taxis over informal rides.

Sexually transmitted infections

HIV prevalence in Cuba is low but not zero, and hepatitis B is more common. Use condoms. Avoid medical injections or dental procedures unless absolutely necessary.

Mental health and altitude

Cuba has no significant altitude exposure. The highest peak (Pico Turquino at 1,974 meters) is not a typical tourist activity. Standard altitude precautions are not needed for typical itineraries.

Travel Insurance for Cuba

Travel insurance is not optional for Cuba. Confirm three things before you book.

1. Cuba-compliant carrier. Not every travel insurance company will write coverage for Cuba because of US sanctions. World Nomads, IMG, and several specialty Cuba-focused brokers do. Some major US carriers (including those bundled with credit cards) explicitly exclude Cuba.
2. Required coverage. Cuba requires coverage for medical treatment, hospitalization, and emergency medical evacuation or repatriation. Carry a printed certificate in English and ideally Spanish.
3. Cash backup. Even with insurance, Cuban facilities often expect payment up front. Bring enough euros or Canadian dollars for at least one urgent care visit (US dollars work poorly because of the bank cash surcharge).

For the framework on when travel insurance pays off elsewhere, see do I need travel insurance. For Cuba specifically, the answer is yes.

Skip the airport upcharge — Get Cuba-compliant travel insurance before you go. Get travel insurance through Wandr →

Region-by-Region Health Notes

Havana

The capital has the strongest medical infrastructure in the country, with international clinics that serve tourists for cash (Clínica Central Cira García in Miramar is the most commonly cited). Dengue and Oropouche transmission both occur in urban Havana. Air quality is generally acceptable but vintage car exhaust in Centro Habana can aggravate asthma.

Varadero and the north coast resorts

Resort areas have the lowest practical risk of food and waterborne illness because resort kitchens often follow international standards. Mosquito activity persists in landscaped areas, particularly at dusk and after rain.

Trinidad, Cienfuegos, and the south coast

Smaller towns and rural areas have higher rates of traveler's diarrhea and limited pharmacy access. Pack the full kit.

Viñales and tobacco country

The countryside is humid and biome-rich for mosquitoes and midges. Permethrin-treated clothing matters more here.

Santiago de Cuba

The eastern provinces report more dengue activity in outbreak years. Itineraries that combine Santiago with rural hikes or longer stays warrant extra mosquito vigilance.

The Cayos (Cayo Coco, Cayo Santa María, Cayo Largo)

Beach risk profile. Sun and water safety are the main considerations. Limited medical facilities mean evacuation back to Havana for anything more than a minor concern.

Pre-Trip Timeline

• 8 weeks out: Travel health visit. Confirm vaccines (hep A, typhoid, hep B if needed, rabies if itinerary fits, chikungunya per CDC guidance), get prescriptions called in
• 6 weeks out: Purchase Cuba-compliant travel insurance, print the certificate
• 4 weeks out: Order any extra-supply prescriptions (chronic medications, EpiPen, inhaler)
• 2 weeks out: Pick up prescriptions, finalize OFAC general license category, set up cash plan (euros, Canadian dollars, no US bank cards)
• 3 days out: Pack medications in original containers, photograph prescription labels, treat clothing with permethrin
• Day of travel: Insurance certificate, vaccine record, and medication list in your carry-on

For a deeper template, see our pre-trip health checklist.

Packing Checklist for Cuba

• Printed Cuba-compliant travel insurance certificate
• OFAC general license category written down
• Hepatitis A and typhoid vaccine records
• Azithromycin 500 mg tablets (rescue kit for traveler's diarrhea)
• Loperamide
• Oral rehydration solution packets (2 to 4)
• Acetaminophen (not ibuprofen-first in a dengue zone)
• Ondansetron for nausea
• Scopolamine patch if cruising or motion-sensitive
• All chronic medications in original containers, with a 7-day buffer
• EpiPen if you have severe allergies (Cuba is not a quick place to source one)
• DEET 30 percent or picaridin 20 percent repellent
• Permethrin-treated long pants, long-sleeve shirts, socks
• Broad-spectrum SPF 50 sunscreen
• Aloe gel for sunburn
• Hand sanitizer (60 percent alcohol minimum)
• Mosquito head net for rural overnights
• Small first-aid kit (bandages, antiseptic, blister care, tweezers)
• Cash in euros or Canadian dollars

Frequently Asked Questions

Do I need malaria pills for Cuba?

No. The CDC does not recommend malaria prophylaxis for Cuba because there is no ongoing malaria transmission on the island. If your trip continues to a malarial country (parts of Mexico, Central or South America), plan medication separately for that leg.

What vaccines are required for Cuba?

No vaccines are required for entry from the United States. A yellow fever certificate is required only for travelers arriving from a country with active yellow fever transmission. The CDC recommends hepatitis A, typhoid, and routine vaccines for most travelers, and adds hepatitis B, rabies, and the chikungunya vaccine for selected itineraries.

Is the water safe to drink in Cuba?

No. Tap water is chlorinated but not reliably safe for US travelers. Stick with sealed bottled water for drinking and brushing teeth. Skip ice unless it is made from filtered or bottled water. Coffee and tea from freshly boiled water are safe.

Do I need travel insurance for Cuba?

Yes. Cuba requires every visitor to show proof of medical insurance that covers treatment and emergency evacuation. Immigration officers do check. Buy a Cuba-compliant policy before you fly, since the airport-purchased Asistur policy is more expensive and US health insurance is not accepted on the island.

Can I bring my prescription medications into Cuba?

Yes. Cuban customs allows up to 10 kilograms of prescription and over-the-counter medicine for personal use. Pack everything in the original container with the label intact, bring a copy of the prescription for controlled substances, and carry a printed list of generic names and dosages.

Is there a dengue outbreak in Cuba in 2026?

Cuba reported 30,692 dengue cases in 2025 and continued transmission into 2026 with another 202 suspected cases in the opening weeks of January. All four dengue serotypes circulate. There is no widely available dengue vaccine for US travelers without prior dengue infection, so prevention is mosquito avoidance.

What is Oropouche virus and should I be worried?

Oropouche is a viral illness transmitted mostly by Culicoides midges and some mosquitoes, causing fever, headache, and joint pain for about a week. Cuba reported 4,119 cases through September 2025. There is no vaccine. Pregnant travelers should weigh the risk carefully because vertical transmission has been documented. All travelers should use permethrin-treated clothing and repellent.

How far in advance should I prepare for a trip to Cuba?

Plan a travel health visit 6 to 8 weeks before departure. That gives time to complete hepatitis A and typhoid vaccines, arrange any chronic medication refills with a buffer, purchase Cuba-compliant insurance, and confirm your OFAC general license category. Last-minute trips are still possible — a single hepatitis A dose, azithromycin, and DEET cover the most likely problems.

Can I get a US prescription filled in Cuba?

Not realistically. US prescriptions are not honored by Cuban pharmacies, US health insurance does not pay, and OFAC restrictions block US bank wires. Plan to bring everything you need.

Medical Disclaimer

This guide is for informational purposes only and is not a substitute for personalized medical advice. Travel health decisions, including which vaccines and medications you should receive, depend on your individual health history, current medications, allergies, and itinerary. Consult a licensed clinician — through Wandr or in person — before your trip.

Sources

• CDC Travelers' Health — Cuba destination page
• CDC Yellow Book chapters on Food and Water Precautions, Dengue, Oropouche, and Chikungunya
• PAHO/WHO Cuba dengue and Oropouche surveillance reports (2025-2026)
• US Department of State, Cuba International Travel Information
• US Treasury OFAC, Cuban Assets Control Regulations summary
• General Customs of the Republic of Cuba, regulations on import of medicines

---

Get ready for Cuba in one place. Wandr's physician-founded platform handles your travel meds, vaccines, and insurance from a single profile. Start your free pre-trip health check →