Editor’s Note:
This article has been updated and reviewed for accuracy using current international travel health recommendations and guidance commonly provided by travel medicine clinics and organizations such as the CDC, NHS, and International SOS. Health situations vary from person to person, especially for young children, elderly travelers, pregnant women, or those with underlying medical conditions. Always consult a qualified medical professional for personalized medical advice before taking any medication.
Travelers’ Diarrhea in Indonesia
Travelers’ diarrhea can affect tourists anywhere in Indonesia. The risk is generally higher for travelers staying outside of major international hotels, established resorts, or areas with strict food hygiene standards. However, even experienced travelers and expatriates can occasionally experience stomach-related illnesses while living or traveling in Indonesia.
Travelers’ diarrhea is usually caused by consuming contaminated food or water. Common causes include E. coli, Salmonella, Campylobacter, and Shigella, though viruses and parasites can also be responsible.
Symptoms commonly include loose stools, stomach cramps, nausea, bloating, and occasionally vomiting or fever. Symptoms often begin within the first week of arrival but can occur at any time during travel.
It is estimated that between 20 and 50 percent of international travelers visiting higher-risk destinations in parts of Asia, Africa, Latin America, and the Middle East may experience travelers’ diarrhea during their trip.
Prevention
Careful food and water choices can significantly reduce the risk of illness.
General recommendations include:
- Drink bottled, filtered, or properly boiled water.
- Avoid ice unless you are confident it was made from purified water.
- Eat food that is freshly cooked and served hot.
- Avoid raw or undercooked meat and seafood.
- Wash or peel fruits before eating.
- Be cautious with uncooked salads or street food if hygiene standards appear questionable.
- Wash hands frequently or use alcohol-based hand sanitizer before eating.
Many long-term expatriates eventually develop greater tolerance to local bacteria, but newcomers are often more susceptible during their first months in Indonesia.
An oral cholera vaccine called Dukoral may provide limited protection against certain strains of travelers’ diarrhea caused by enterotoxigenic E. coli (ETEC). However, it is generally not recommended for most leisure travelers and may not be available in every country.
Management of Travelers’ Diarrhea
Most mild cases improve on their own within one to three days.
The most important treatment is replacing lost fluids and electrolytes. Sip fluids continuously rather than drinking large amounts at once. Suitable fluids include:
- Bottled water
- Oral rehydration solutions
- Clear soups or broths
- Weak tea
- Electrolyte drinks
Avoid excessive alcohol, coffee, and dairy products during recovery, as they may worsen symptoms.
Eating small amounts of bland food such as rice, bananas, toast, crackers, or plain noodles may help once nausea improves.
Children, elderly travelers, and pregnant women are more vulnerable to dehydration and should be monitored carefully.
Occasionally, intravenous rehydration may be required if there is severe dehydration, significant vomiting, or persistent diarrhea.
Seek medical advice promptly if:
- Symptoms last longer than 24–36 hours in children
- Diarrhea persists beyond several days in adults
- There is high fever
- Blood appears in the stool
- Severe abdominal pain develops
- The patient becomes dizzy, weak, or confused
- Signs of dehydration appear, such as dry mouth or reduced urination
Medications
Anti-Diarrheal Medications
Some travelers carry anti-diarrheal medications such as loperamide (Imodium® and generic equivalents) to reduce symptoms during travel.
These medications may help reduce the frequency of bowel movements and can be useful during flights, long drives, or situations where restroom access is difficult.
Use according to package directions.
Do not use loperamide if:
- You have a high fever
- There is blood in the stool
- Severe abdominal pain is present
- A doctor has advised against it
These medications are generally not recommended for young children unless specifically instructed by a doctor.
Antibiotics
Some travelers carry standby antibiotics prescribed by a travel medicine doctor before departure. Antibiotics may shorten the duration of moderate or severe bacterial diarrhea in certain situations.
However, antibiotics should not be used casually or unnecessarily, as misuse contributes to antibiotic resistance and may not help if the illness is caused by a virus or parasite.
If symptoms are severe, persistent, or accompanied by fever or blood in the stool, seek medical advice.
Over-the-Counter Medications Travelers May Consider Carrying
Travelers visiting Indonesia may wish to include the following items in a travel medical kit:
- Imodium® (loperamide)
- Norit® activated charcoal tablets, a commonly used Indonesian remedy for upset stomach and mild diarrhea
- Oral rehydration salts (ORS)
- Electrolyte tablets or hydration powders
- Anti-nausea medication recommended by a doctor or pharmacist
- Probiotics, which some travelers find helpful before and during travel
- Hand sanitizer
- Thermometer
Some travelers also choose to bring bismuth subsalicylate products such as Pepto-Bismol®, where available, which may help mild diarrhea or upset stomach symptoms. These products may not be suitable for everyone, including people allergic to aspirin, pregnant women, or children.
Imodium® is widely available in Indonesia in pharmacies and larger supermarkets. Norit® is also commonly found in Indonesian pharmacies and convenience stores and has long been used locally as a traditional first-response treatment for stomach discomfort. Activated charcoal products such as Norit® may help absorb toxins and gas in mild digestive upset, though they are not considered a substitute for proper hydration or medical treatment when symptoms are severe.
Always read labels carefully and consult a healthcare professional if uncertain.
Food Safety Tips for Indonesia
Indonesia offers an incredible variety of food, from luxury restaurants to small family-run warungs and street vendors. Many expatriates and tourists enjoy Indonesian food safely every day.
When trying local food:
- Choose busy food stalls with high turnover
- Watch whether food is cooked fresh in front of you
- Observe general cleanliness
- Avoid food that has been sitting out for long periods in hot weather
In tourist destinations such as Bali, Jakarta, Yogyakarta, Lombok, and Bandung, food hygiene standards can vary significantly between establishments.
Frequently Asked Questions
Is travelers’ diarrhea common in Indonesia?
Yes. Travelers’ diarrhea is one of the most common illnesses affecting visitors to Indonesia, especially during the first weeks after arrival.
How long does travelers’ diarrhea usually last?
Most mild cases improve within one to three days. More severe infections may last longer and require medical treatment.
Is Bali Belly the same thing as travelers’ diarrhea?
“Bali Belly” is an informal term commonly used by tourists in Indonesia to describe travelers’ diarrhea or stomach-related illness.
Should I avoid all street food in Indonesia?
Not necessarily. Many street food vendors are safe and popular with locals. Choosing busy vendors with freshly cooked food can help reduce risk.
When should I see a doctor?
Seek medical care if symptoms are severe, include fever or blood in the stool, or if dehydration develops.
Can I buy anti-diarrheal medication in Indonesia?
Yes. Pharmacies (apotek) throughout Indonesia commonly stock anti-diarrheal medications, oral rehydration salts, Norit®, and other stomach remedies.
Is bottled water recommended?
Yes. Most travelers and expatriates use bottled or filtered water for drinking and brushing teeth.
See also the related articles on Gastroenteritis in Indonesia, Intestinal Worms, and Travel Advice for Indonesia.
We trust this information will assist you in making informed choices regarding your health and welfare. However, it is not intended to substitute for personalized medical advice from a qualified healthcare professional.
Our appreciation to the Coordinating Doctors of International SOS, an AEA Company, who contributed to the original article in response to health concerns commonly faced by expatriates in Indonesia.
