Ear Infection Treatment in Bangkok | Same-Day Walk-In Care

Quick answer

Ear infection treatment in Bangkok at our walk-in clinic on Sukhumvit Soi 13 typically involves a same-day ENT-style examination of the ear canal and eardrum, a clinical diagnosis of either outer ear infection (otitis externa) or middle ear infection (otitis media), and targeted medical treatment ranging from antibiotic ear drops for swimmer’s ear to oral antibiotics, pain relief, and aural toilet for more severe cases. Most travelers and expats are seen within the hour and walk out with medication in hand.

What is an ear infection?

An ear infection is an inflammatory condition of the ear caused by bacteria, viruses, or fungi. The medical term is otitis, and clinicians divide it by anatomical location. Otitis externa, often called swimmer’s ear, is an infection of the outer ear canal between the auricle and the eardrum. Otitis media is an infection of the middle ear, the air-filled space behind the eardrum that contains the small hearing bones. A third entity, otitis interna or labyrinthitis, affects the inner ear and is rarer.

In our Bangkok clinic the patient mix skews toward acute otitis externa in travelers who have been swimming in pools or the sea, and acute otitis media in adults flying with a head cold or in children with a recent upper respiratory tract infection. Each presentation has distinct examination findings, distinct antibiotic choices, and distinct aftercare, which is why an in-person look at the ear canal and tympanic membrane is essential before any treatment.

Untreated, a middle ear infection may progress to a ruptured eardrum, persistent middle ear fluid, conductive hearing loss, or in rare cases mastoiditis, an infection of the bone behind the ear. Otitis externa, left untreated in patients with diabetes or immune suppression, can progress to malignant otitis externa, a serious infection of the skull base. Early diagnosis prevents these complications and is the main reason we recommend walk-in evaluation rather than self-treatment with leftover drops from another country.

Symptoms and when to see a doctor

The classic symptoms of an outer ear infection are ear pain that worsens when the ear is tugged or the tragus pressed, itching deep in the canal, a feeling of fullness, watery or pus-like discharge, and sometimes a reduction in hearing on the affected side. Pain is typically sharper than middle ear pain and is often unilateral following a swim or shower.

Middle ear infection in adults usually causes a deep, throbbing earache, a sensation of pressure or fullness, muffled hearing, low-grade fever, and occasional dizziness. Many adult cases follow a cold, sinus infection, or recent air travel because the eustachian tube becomes blocked and middle ear pressure cannot equalize. If the eardrum perforates spontaneously, the pain may suddenly improve and be replaced by discharge from the canal.

You should see a doctor the same day if you have severe ear pain, high fever above 38.5 C, sudden hearing loss, dizziness, facial weakness, swelling or redness behind the ear, ear discharge after trauma, symptoms in an immunocompromised patient, or symptoms that have persisted longer than 48 to 72 hours without improvement. A clinician at our Bangkok clinic can examine the ear directly with an otoscope and decide on the correct treatment within minutes.

Causes and risk factors

Otitis externa is most often bacterial, with Pseudomonas aeruginosa and Staphylococcus aureus the leading culprits. Fungal otitis externa, otomycosis, is more common in the tropical humidity of Bangkok and in patients who use ear drops for prolonged periods. Risk factors include swimming, the use of cotton buds that strip the protective wax layer, hearing aids and earphones that trap moisture, narrow ear canals, eczema of the canal skin, and diabetes.

Acute otitis media in adults is usually triggered by viral upper respiratory tract infection that causes eustachian tube dysfunction. Bacteria such as Streptococcus pneumoniae, Haemophilus influenzae, and Moraxella catarrhalis then proliferate behind the eardrum. Adult risk factors include recent flights, allergic rhinitis, sinus infection, smoking, and immune suppression. In children the leading cause is the immature, more horizontal eustachian tube, and most paediatric ear infections follow a viral cold.

Travelers in Bangkok carry several specific risks: pool and beach exposure, long flights with associated barotrauma and eustachian tube blockage, recent diving, and the high ambient humidity that favors fungal growth. Expats with seasonal allergies to dust and pollution have a higher background rate of middle ear pressure problems.

Diagnosis at our Bangkok clinic

Take Care Clinic is a walk-in primary care center in central Bangkok that handles ear, nose, throat, head, and neck complaints daily. We are not a tertiary hospital in Thailand and do not run an in-house ear nose throat surgical center, but we provide comprehensive care for the vast majority of ear infections, with established referral pathways to a specialist medical center if surgery is needed. This means most travelers and expats can be diagnosed and treated in one visit without the queues of a large hospital.

Diagnosis begins with a focused history that asks about onset, side, water exposure, recent flights, prior ear surgery, hearing aid use, and any allergies to antibiotics. The doctor then performs an otoscopic examination of the ear canal and tympanic membrane on both sides. Findings that point to otitis externa include a swollen, red, tender canal often filled with debris. Findings that point to otitis media include a red, bulging, or perforated tympanic membrane and reduced movement on pneumatic otoscopy.

In selected cases we use tympanometry to confirm middle ear fluid, take a swab of canal discharge for culture if the patient has failed prior treatment, or perform aural toilet under direct vision to remove debris and allow ear drops to reach the canal skin. We do not routinely order imaging for uncomplicated ear infections, but a CT scan is arranged urgently if mastoiditis or malignant otitis externa is suspected. Same-day referral to an ENT surgeon at a partner hospital is available if surgical drainage or specialist hearing assessment is needed.

Treatment options

For acute otitis externa, first-line treatment is a topical antibiotic ear drop, often combined with a steroid to reduce canal swelling. Common regimens include ciprofloxacin and dexamethasone drops twice daily for seven days, or neomycin-polymyxin-hydrocortisone drops for a similar duration. The doctor will perform aural toilet first to clear debris so the drops can reach inflamed canal skin. Patients are asked to keep the ear dry for the duration of treatment, which means no swimming and protecting the ear during showers.

For fungal otitis externa, the treatment is meticulous aural toilet followed by an antifungal preparation such as clotrimazole solution or acetic acid drops. Bacterial drops alone do not work and may even worsen otomycosis, so direct examination by a doctor before treatment matters.

For acute otitis media in adults with significant symptoms, we prescribe oral antibiotics, most commonly amoxicillin or amoxicillin-clavulanate, with a typical course of five to seven days. Macrolides such as azithromycin are reserved for penicillin allergy. Pain control with paracetamol or ibuprofen is offered to all patients. Decongestants and intranasal steroids may be used short term to help the eustachian tube open, especially after flights. Mild adult cases with no fever and minimal pain may be managed with watchful waiting and analgesia for 48 hours, in line with current guidance.

Patients with severe pain, high fever, vomiting, or suspected complications may need parenteral antibiotics and same-day specialist referral. Our doctor will arrange transfer to an ENT department if needed.

Prevention and aftercare

To prevent recurrence after swimmer’s ear, dry the ear canals after every swim or shower by tilting the head and using a soft towel corner, avoid cotton buds entirely, consider over-the-counter acetic acid or isopropyl alcohol drying drops after water exposure, and use well-fitted earplugs for swimming if you have a history of recurrent infections. Patients with hearing aids should clean them daily and remove them at night to let the canal breathe.

To reduce middle ear infection risk, treat colds and sinus symptoms early, use a saline nasal rinse during the rainy and pollution seasons, manage allergies actively, and equalize ear pressure during flights with gentle yawning, swallowing, or the Valsalva manoeuvre. We sometimes recommend a single dose of an oral decongestant before a long flight in patients prone to ear blocks, although the evidence is modest.

After treatment, follow up with the clinic if pain persists beyond 72 hours, if hearing remains muffled at the two-week mark, or if discharge returns. Persistent middle ear fluid in adults sometimes needs ENT review and occasionally a grommet, especially if it lingers beyond three months.

For travelers and expats in Bangkok

Travelers presenting at Take Care Clinic typically need three things: a fast diagnosis so they can decide whether to continue diving or flying, the right medication in hand so they do not have to chase pharmacies in unfamiliar territory, and clear written instructions so a doctor at home can continue care. We provide all three. Most ear infections are diagnosed within minutes of arrival, medication is dispensed on site, and a written summary including diagnosis and treatment is given to every patient for travel insurance and follow-up care.

For divers, an ear infection generally rules out diving until the canal or middle ear has fully healed and a doctor has cleared you. We see a steady stream of divers between Bangkok and the southern islands and provide pre-dive fitness checks as well as treatment. For business expats, we offer hotel and home visits across Bangkok if you cannot make it to the clinic with a young child or with severe vertigo, see our hotel visit service for details.

Related services at our clinic include ear pain treatment, swimmer’s ear treatment, sinus infection treatment, sore throat treatment, upper respiratory tract infection treatment, fever treatment, flu treatment, bronchitis treatment, allergy treatment, and emergency medical care. For routine pediatric and adult walk-in care, see IV drip therapy when dehydration accompanies fever.

FAQ

How fast can I be seen?

Most patients are examined within thirty to sixty minutes of walking in or messaging on WhatsApp. The clinic operates extended hours and we do not require appointments for acute symptoms, although booking ahead shortens the wait.

Do I need a referral?

No referral is needed. Ear infection treatment in Bangkok at Take Care Clinic is direct walk-in care, and we provide referral letters to ENT specialists or hospitals if surgery, tympanometry suite testing, or complex hearing assessment is required.

Will insurance cover this?

We provide an itemised receipt with diagnosis codes that most international travel insurers accept for reimbursement. Some insurers offer direct billing, please contact your insurer or message us in advance with your policy details.

Hotel-visit option?

Yes. A doctor can visit your hotel or apartment in central Bangkok for the same ear examination and treatment, useful for families with a febrile child or for patients with severe vertigo. A portable otoscope and a starter pack of common ear medications travel with the doctor.

Can I fly with an ear infection?

If the eardrum is intact and pain is controlled, short flights are usually safe with a decongestant and analgesia. If there is active middle ear fluid or a perforated eardrum, the doctor may advise delaying the flight by a few days to reduce barotrauma risk. Decisions are individual and made after examination.

How long until I can swim or dive again?

Most swimmer’s ear cases need at least seven to ten days of dry ears. Diving fitness usually requires a clear canal and intact eardrum at follow-up, typically two to three weeks after treatment starts.

Closing summary

Ear infection treatment in Bangkok at Take Care Clinic combines fast walk-in access, an experienced doctor with hands-on otoscopic examination, on-site dispensing of the right antibiotic or antifungal, and clear travel-friendly written instructions. Whether the diagnosis is swimmer’s ear after a beach day in Phuket, middle ear infection after a long-haul flight, or an itchy fungal canal in the rainy season, our clinician-led model gets the right medication into your hands the same day. As our medical lead summarises, “An ear infection is one of those problems where the cure is in the canal, not just in the bottle. A few minutes of aural toilet and the correct topical agent fixes most cases within a week, but you have to be looked at first.”

References

1. Mayo Clinic. Ear infection (middle ear): symptoms and causes. Available at https://www.mayoclinic.org/diseases-conditions/ear-infections/symptoms-causes/syc-20351616.

2. NHS. Ear infections: outer ear and middle ear. Available at https://www.nhs.uk/conditions/ear-infections/.

3. Centers for Disease Control and Prevention. Swimmer’s ear (otitis externa) prevention. Available at https://www.cdc.gov/healthy-swimming/about/about-swimmers-ear.html.

4. American Academy of Otolaryngology. Acute otitis externa clinical practice guideline. Available at https://www.entnet.org/resource/clinical-practice-guideline-acute-otitis-externa/.

5. World Health Organization. Childhood hearing loss and ear infections. Available at https://www.who.int/news-room/fact-sheets/detail/deafness-and-hearing-loss.

6. Cochrane. Antibiotics for acute otitis media in children. Available at https://www.cochrane.org/CD000219/ARI_antibiotics-acute-middle-ear-infection-acute-otitis-media-children.

Medically reviewed by Dr Ponlawat Pitsuwan, MD. Last updated 24 May 2026.