Testing Guide
Where to Get Tested for H. pylori in Kenya
Cost, options, and which test actually tells you what you need to know
H. pylori testing in Kenya is more accessible and affordable than most people realise — but there is significant variation in test accuracy and how results should be interpreted. Getting the wrong test (particularly the blood antibody test, which is frequently ordered in Kenya) can lead to false confidence after successful treatment or unnecessary treatment after a historical infection that has already resolved.
The short answer
Request a stool antigen test. It costs KES 500-1,500, is available at most labs in Kenya, detects active infection only, and is the correct test for both initial diagnosis and confirming that treatment has worked (test of cure). The blood antibody test is frequently ordered but is unreliable for active infection — avoid it unless no other option exists.
Why Testing Matters in Kenya
Many Kenyans are diagnosed with H. pylori based on symptoms alone — or are given treatment without any test at all. This approach has two problems. First, symptoms of H. pylori overlap almost entirely with other conditions (gastric cancer, GERD, gastritis from other causes). A symptom-based diagnosis without testing misses these. Second, treating without confirming the infection means that if treatment fails, there is no baseline to compare against.
Testing should happen twice: once before treatment to confirm active infection, and once 4-6 weeks after completing treatment to confirm eradication. The second test is the one most commonly skipped in Kenya — and skipping it is why so many patients don't know whether their treatment actually worked.
The Four H. pylori Tests Available in Kenya
1. Stool Antigen Test (SAT)
95%+ for active infection
KES 500 – 1,500
RecommendedA small stool sample is collected and tested for H. pylori proteins (antigens). This is the recommended first-line test from the American College of Gastroenterology and is appropriate for the Kenyan context due to cost and availability.
Advantages
- Detects only ACTIVE, live infection — not historical exposure
- Same test can be used for test-of-cure 4-6 weeks after treatment
- Available at most labs across Kenya
- No special preparation needed beyond avoiding certain medications
- Results typically same-day or next-day
Limitations
- Must stop proton pump inhibitors (acid reducers) 2 weeks before testing — they suppress H. pylori activity and cause false negatives
- Must stop antibiotics 4 weeks before testing
- Slightly less convenient than a blood draw
Where to get it: Lancet Kenya (all branches), PathCare Kenya, county hospital labs, most private labs nationwide
2. Urea Breath Test (UBT)
95%+ for active infection
KES 2,000 – 4,000
You swallow a capsule or drink a solution containing labelled urea. If H. pylori is present in the stomach, it breaks down the urea using its urease enzyme, releasing labelled carbon dioxide which is detected in your breath 15-30 minutes later. Highly accurate and completely non-invasive.
Advantages
- Non-invasive and comfortable — just breath into a bag
- Detects only active infection
- Suitable for children and elderly patients
- No stool sample collection required
Limitations
- Less widely available than stool antigen test — mainly Nairobi private hospitals
- More expensive than stool antigen test
- Same pre-test requirements: stop PPIs 2 weeks before, antibiotics 4 weeks before
Where to get it: Aga Khan University Hospital Nairobi, Nairobi Hospital, MP Shah Hospital
3. Blood Antibody Test (Serology)
Cannot confirm ACTIVE infection — unreliable for treatment decision
KES 700 – 2,000
Tests for antibodies (immune response proteins) against H. pylori in the bloodstream. The fundamental problem: once your immune system has encountered H. pylori, it produces antibodies that remain in circulation long after the bacterium is gone. A positive blood test may reflect an infection you had three years ago and cleared. This test is appropriate only in limited specific situations — it should not be used for routine diagnosis or to confirm treatment success.
Advantages
- Widely available — can be done in almost any lab
- Requires only a simple blood draw
- Inexpensive
Limitations
- MAJOR PROBLEM: Antibodies persist in the blood for 6-12 months after successful eradication
- Cannot distinguish between current active infection and a past infection that was already cleared
- KEMRI research has documented significant over-treatment in Kenya due to this test
- Cannot be used as a test of cure — positive result months after treatment tells you nothing about current status
Where to get it: Any blood laboratory, but availability does not mean it is appropriate
4. Endoscopy with Biopsy (OGD)
Highest — also detects ulcers and cancer directly
KES 15,000 – 40,000+
A flexible camera (endoscope) is passed through the mouth into the stomach and duodenum. Tissue biopsies are taken and tested for H. pylori (rapid urease test on the biopsy, plus histology). Recommended for patients over 45 with new symptoms, patients with alarm features (weight loss, vomiting blood, black stools), or patients who have failed 2+ eradication attempts.
Advantages
- Gold standard: directly visualises the stomach lining
- Can detect active ulcers, erosions, H. pylori gastritis, and early cancer simultaneously
- Biopsy samples can be tested for antibiotic resistance patterns
- Appropriate for patients with alarm symptoms
Limitations
- Expensive — accessible mainly at private hospitals in major cities
- Requires sedation, IV access, and specialised equipment
- Not required for routine H. pylori diagnosis in uncomplicated cases
- Fasting required for 6-8 hours before procedure
Where to get it: Kenyatta National Hospital (subsidised rate), Aga Khan University Hospital Nairobi, Nairobi Hospital, Coast General Hospital Mombasa, Jaramogi Oginga Odinga Teaching and Referral Hospital Kisumu
When to Test: Before and After Treatment
Before treatment — confirm active infection
A stool antigen test before starting any medication confirms you have an active H. pylori infection rather than another cause of your symptoms. This is particularly important if you are considering self-treating based on symptoms alone, and is critical if this is a recurrence — you need to know you are treating H. pylori and not a drug-resistant strain or a non-H.-pylori cause.
4-6 weeks after completing treatment — test of cure
This is the test most commonly skipped in Kenya and the most important one. After finishing the full course of eradication therapy, wait 4-6 weeks before testing. Testing sooner gives false negatives (dead bacteria still present in the stomach). Use a stool antigen test — NOT a blood antibody test. A negative stool antigen test at this point confirms the H. pylori has been eradicated and your treatment worked.
If symptoms return after a negative test of cure
If you confirmed eradication but symptoms return months later, get another stool antigen test. A positive result at this point confirms reinfection — not treatment failure. This is the scenario where the water safety and reinfection prevention steps become most important.
Common mistake: Using a blood test to check if treatment worked
KEMRI clinical data from Kenyan hospital settings documents a recurring pattern: patients complete treatment, have a blood antibody test ordered as a "test of cure", the test returns positive (because antibodies persist for months), the doctor concludes treatment failed, and a second round of treatment is prescribed unnecessarily.
This wastes money, exposes patients to unnecessary antibiotic side effects, and contributes to antibiotic resistance. The blood test cannot distinguish past from present infection. Do not use it to confirm eradication. Use only the stool antigen test or urea breath test for this purpose.
Your Plan Includes Test-of-Cure Reminders
UlCure's personalised treatment plan includes a built-in reminder at the correct time (4-6 weeks after treatment) to get your stool antigen test — the step that confirms whether your treatment worked.
Get My Personalised PlanKES 50 via M-Pesa. Includes eradication therapy, diet guide, and test-of-cure scheduling.
This page is for educational purposes only. Testing decisions should be made in consultation with a qualified healthcare professional, particularly if you have alarm symptoms such as vomiting blood, black tarry stools, or significant unintentional weight loss. See our Health Disclaimer.