OLSERTAIN H 40MG TABLET
by DR REDDY'S LABORATORIES LTD
Salt: HYDROCHLOROTHIAZIDE 12.5MG + OLMESARTAN MEDOXOMIL 40MG
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10 TABS · Inclusive of all taxes
OLSERTAIN H 40MG TABLET — Product Information
- Brand
- DR REDDY'S LABORATORIES LTD
- Salt / Composition
- HYDROCHLOROTHIAZIDE 12.5MG + OLMESARTAN MEDOXOMIL 40MG
- Package
- 10 TABS
- Manufacturer
- —
- Country of Origin
- India
- Prescription
- Required
- Storage
- Store below 25°C, away from direct sunlight & moisture.
Uses and Benefits of OLSERTAIN H 40MG TABLET (HYDROCHLOROTHIAZIDE 12.5MG + OLMESARTAN MEDOXOMIL 40MG)
This combination medicine is mainly used to treat high blood pressure (hypertension) in adults who need more than one medicine to control it.
WHAT THIS MEDICINE IS USED FOR
- Controlling high blood pressure
- Reducing risk of heart attack, stroke and kidney problems linked to long-term high blood pressure
- Used when a single blood pressure medicine is not enough
HOW IT WORKS
- Olmesartan blocks a hormone (angiotensin II) that tightens blood vessels, helping them relax and widen
- Hydrochlorothiazide is a diuretic (water pill) that helps kidneys remove extra salt and water from the body
- Together they reduce the pressure inside blood vessels more effectively
WHAT IT IS NOT USED FOR
- Not used for emergency treatment of very high blood pressure crisis
- Not used to treat heart failure alone
- Not a painkiller or fever medicine
- Not for use in pregnancy to control blood pressure
- Not a first-choice medicine for newly diagnosed mild hypertension unless doctor decides combination is needed
Side Effects of OLSERTAIN H 40MG TABLET (HYDROCHLOROTHIAZIDE 12.5MG + OLMESARTAN MEDOXOMIL 40MG)
COMMON SIDE EFFECTS
- Dizziness
- Headache
- Tiredness or weakness
- Increased urination
- Nausea
LESS COMMON SIDE EFFECTS
- Muscle cramps
- Low blood pressure symptoms like lightheadedness on standing
- Diarrhoea
- Back pain
- Blurred vision
SERIOUS SIDE EFFECTS — STOP AND SEE A DOCTOR IMMEDIATELY
- Swelling of face, lips, tongue or throat with difficulty breathing (allergic reaction)
- Severe dizziness or fainting
- Very low urine output or signs of kidney problems
- Severe watery diarrhoea with weight loss (rare intestinal problem)
- Signs of high potassium such as irregular heartbeat or muscle weakness
- Yellowing of skin or eyes (liver problem)
- Severe skin rash or peeling skin
This is not a complete list. Report any unusual or persistent symptom to your doctor or pharmacist.
How to Use OLSERTAIN H 40MG TABLET (HYDROCHLOROTHIAZIDE 12.5MG + OLMESARTAN MEDOXOMIL 40MG)
HOW TO TAKE IT
- Take exactly as prescribed by your doctor, usually once a day
- Can be taken with or without food, but try to take it at the same time each day
- Swallow the tablet with water; do not crush or chew unless advised
- Do not stop suddenly without talking to your doctor, even if you feel well
- Continue taking it regularly even if blood pressure feels controlled
IF YOU MISS A DOSE
- Take it as soon as you remember on the same day
- If it is almost time for your next dose, skip the missed dose
- Do not take two doses together to make up for a missed one
- If you miss doses often, set a reminder or ask your pharmacist for tips
STORAGE
- Store at room temperature, away from direct sunlight and moisture
- Keep in original packaging until ready to use
- Keep out of reach of children and pets
- Do not use after the expiry date printed on the pack
Safety Information and Precautions for OLSERTAIN H 40MG TABLET (HYDROCHLOROTHIAZIDE 12.5MG + OLMESARTAN MEDOXOMIL 40MG)
This is a prescription-only medicine in India and should be used only under a doctor's supervision.
DO NOT TAKE THIS MEDICINE IF YOU
- Are pregnant or planning pregnancy
- Are breastfeeding
- Have a known allergy to olmesartan, hydrochlorothiazide, or sulfonamide-related drugs
- Have severe kidney disease or are unable to pass urine
- Have diabetes and are also taking a medicine containing aliskiren
TELL YOUR DOCTOR BEFORE STARTING IF YOU
- Have kidney or liver disease
- Have diabetes
- Have gout or high uric acid levels
- Have had recent severe vomiting or diarrhoea (risk of dehydration)
- Are on a salt-restricted or low-potassium diet
- Are elderly or have heart disease
MEDICINES THAT CAN INTERACT
- Other blood pressure medicines including ACE inhibitors or aliskiren
- Potassium supplements or potassium-sparing diuretics
- Lithium
- Non-steroidal anti-inflammatory drugs (NSAIDs) like ibuprofen
- Certain diabetes medicines
- Cholesterol-binding resins
FREQUENTLY ASKED QUESTIONS
Can I take this medicine during pregnancy?
No, it should not be used during pregnancy as it can harm the baby; inform your doctor immediately if you become pregnant.
How long do I need to take this medicine?
Usually it is a long-term treatment for blood pressure control, and your doctor will decide the duration based on your response.
Can I drink alcohol while on this medicine?
- Alcohol can increase dizziness and lower blood pressure further, so it is best to avoid or limit alcohol intake.
- Doctor ya pharmacist se salah lein.
⚠️ This information is for educational purposes only and is not medical advice. Please consult your doctor or pharmacist.






