Losartan
Losartan is an angiotensin receptor blocker used for hypertension and selected kidney protection. Listed uses include Diabetic Nephropathy.
Key points
- It can raise potassium and alter kidney function.
- It can harm a developing fetus and needs prompt pregnancy review.
- Facial swelling, fainting or very little urine needs urgent care.
Select a listed product and pack to order online. Ask your doctor or pharmacist whether it suits you and what monitoring it needs.
Important safety checks
Pregnancy, kidney function, potassium, dehydration, NSAIDs and lithium require review.
When to seek urgent care
Seek urgent help for facial or throat swelling, breathing difficulty, fainting, severe weakness or markedly reduced urine.
Further reading
Related articles

22 Sept 2026 ⋅ 7 min read
Blood-Pressure Medicine Classes: What Monitoring Differs
Compare ACE inhibitors, ARBs, calcium-channel blockers, thiazide-type diuretics and beta blockers by role, monitoring and common safety questions.
Read guide
22 Sept 2026 ⋅ 7 min read
Why One Heart Tablet May Contain Two Medicines
Learn why some blood-pressure or cardiovascular tablets contain two active ingredients, and what to check before treating them as one medicine.
Read guide
