Prescription required

Olmat H 40 Tab 15S — Side Effects & Warnings

Known side effects of Olmat H 40 Tab 15S include Nausea Taste change Stomach upset Diarrhea Headache Dizziness Weakness Electrolyte imbalance Glucose intolerance Increased blood lipid level Increased blood uric acid Decreased blood pressure. Not everyone experiences these side effects.

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026

Common Side Effects

Nausea Taste change Stomach upset Diarrhea Headache Dizziness Weakness Electrolyte imbalance Glucose intolerance Increased blood lipid level Increased blood uric acid Decreased blood pressure

This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.

Pregnancy Safety

Olmat 40 H Tablet is unsafe to use during pregnancy.<br>There is positive evidence of human fetal risk, but the benefits from use in pregnant women may be acceptable despite the risk, for example in life-threatening situations. Please consult your doctor.

Alcohol Interaction

Taking Olmesartan with alcohol may excessively lower the blood pressure.

Olmat H 40 Tab 15S — Safety Summary

Composition: Hydrochlorothiazide (12.5mg) + Olmesartan (40mg)
Prescription: Required (Rx)
Pregnancy: Olmat 40 H Tablet is unsafe to use during pregnancy.<br>There is positive evidence of human fetal risk, but the benefits from use in pregnant women may be acceptable despite the risk, for example in life-threatening situations. Please consult your doctor.
Alcohol: Taking Olmesartan with alcohol may excessively lower the blood pressure.

Olmat H 40 Tab 15S — Safety FAQs

What should I do if I experience side effects?

Mild side effects often resolve on their own. If side effects are severe or persistent, stop the medicine and consult your doctor immediately.

Are all listed side effects common?

No. Some side effects are common while others are rare. Not everyone experiences side effects. Consult your doctor if you are concerned.

Can I take this medicine with other drugs?

Some medicines interact with each other. Always inform your doctor about all medicines you are currently taking.

When should I seek emergency help?

Seek immediate medical attention if you experience severe allergic reactions (difficulty breathing, swelling of face/throat), chest pain, or any life-threatening symptoms.

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Safety disclaimer

This information is for educational purposes only and is not a substitute for professional medical advice. If you experience severe side effects, seek medical attention immediately.

Olmat H 40 Tab 15S — Side Effects & Warnings

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026