Drug Identity
Active Ingredient
Losartan Potassium
Drug Class
Cardiac Care
Chemical Class
Imidazole
What is Zostat?
Uses
Losartan is used alone or in combination with other medications to treat high blood pressure in adults and children at least 6 years old....
How It Works
Chemical Class
Imidazole
Losartan is the derivative of Losartan (K). It is of Synthetic origin and belongs to Imidazole. It belongs to Antihypertensive Agents pharmacological group. The Molecular Weight of Losartan (K) is 461.00. Its pKa is 4.1.
How to Take It
1
Adult · PO
50 to 100 mg — 24 hourly
Initial dose may be reduced to 25 mg in salt depleted patients and patients with moderate to severe renal impairment.
2
Adult
Scraped Dose
Take losartan exactly as prescribed by your doctor. Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may occasionally change your d
3
Child
Not recommended in this age group
Safety Alerts
Renal arteries stenosis
Important Warnings
Correct volume/salt depletion before starting ther-apy, anaesthesia, renal impairment
monitor serum potassium and creatinine, severe renal impairment, haemodialysis
carefully titrate dose and monitor BP thoroughly, renal artery stenosis, aortic or mitral stenosis, kidney transplant, obstructive hypertrophic cardiomyopathy, severe congestive heart failure, mild to moderate hepatic impairment, primary hyperaldosteronism
Side Effects
Hyperkalaemiaangioedemasymptomatic hypotension including dizziness particularly in patients with intravascular volume depletione.g. those taking high-dose diureticsarthralgiarhinitisflatulencehypertriglyceridaemiamigraineurticariapruritusrash. Rare: Anaphylactic reactionsangioedemavasculitishepatitis
Drug Interactions
K+ -sparing diuretics
K+ supplements
rifampicin
fluconazole
NSAIDs.
Pregnancy & Lactation
Pregnancy
Contraindicated in pregnancy.
Lactation
Not recommended.
Storage
Tab Store Below 40°C. Protect from Sunlight and Heat.
Price Intelligence
Rs 471.2
Servaid observed price · as of 30 July 2026
Prices across sources
ServaidRs 471.2
DRAPper pack of 20Rs 756.78
Should you consider an alternative?
Other options containing Losartan Potassium, and what they are not.You pay Rs 262 more than the cheapest equivalent
Identical active ingredient at the same strength. Cheapest per unit first.
Sarcol
50Mg
Rs 266.6Rs 13.33/unit
Lowest price per unitNo DRAP alertsNOVINS
Losaan
50mg
Rs 209Rs 20.9/unit
Below approved ceilingMAPLE PHARMA
Tansin
50Mg
Rs 223.3Rs 22.33/unit
Below approved ceilingPHARMEVO PRIVATE LIMITED.
Eziday
50Mg
Rs 454.2Rs 22.71/unit
Below approved ceilingWERRICK PHARMACEUTICALS
Losar-K
50mg
Rs 238.9Rs 23.89/unit
Below approved ceilingPLATINUM PHARMACEUTICAL
Bepsar
50mg
Rs 257.6Rs 25.76/unit
Below approved ceilingNABIQASIM INDUSTRIES
Xavor
50Mg
Rs 293.2Rs 29.32/unit
Below approved ceilingNo DRAP alertsFEROZSONS LABORATORIES
A2A
50mg
Rs 621.4Rs 31.07/unit
Below approved ceilingWILSONS PHARMACEUTICALS
Cozaar
50mg
Rs 1,888.6Rs 67.45/unit
Below approved ceilingOBS Pakistan Pvt. Ltd
Losartin
50mg
Rs 230
No DRAP alertsTAGMA PHARMA (PVT) LTD.
Giozar
50mg
Rs 320
Below approved ceilingNo DRAP alertsP.D.H. PHARMACEUTICALS (PVT) LTD.
Losartec
50mg
Rs 571.84
No DRAP alertsPharmatec Pakistan (Pvt.) Limited
Ordered by lowest price per unit where a pack size is known, then by price. Order is never affected by sponsorship. Not medical advice — confirm any change with your pharmacist or doctor.
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