
Valsartan, Hydr…



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Upload your prescription.
Complete your purchase by processing the payment.
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Diovan is a prescription medication that contains valsartan, an angiotensin II receptor blocker (ARB) used to treat certain cardiovascular conditions. It works by helping lower blood pressure, relaxing blood vessels, and improving blood flow.
Diovan is available by prescription only and should be taken under the supervision of a qualified healthcare provider. Proper medical evaluation, dose adjustment, and monitoring are important to ensure safe and effective treatment, especially for patients with kidney conditions, heart disease, or those taking other blood pressure medications.
Diovan is FDA-approved for:
| Category | Guidance |
|---|---|
| Generic Name | Valsartan |
| Brand Name | Diovan |
| Indications | Treatment of hypertension; treatment of heart failure (NYHA Class II–IV); reduction of cardiovascular mortality in clinically stable patients with left ventricular dysfunction following myocardial infarction |
| Drug Class | Angiotensin II receptor blocker (ARB) |
| Diovan Boxed Warning | Fetal Toxicity: Discontinue as soon as pregnancy is detected. Drugs acting on the renin‑angiotensin system can cause injury and death to the developing fetus. |
| Strengths / Forms | Tablets: 40 mg, 80 mg, 160 mg, 320 mg |
| Common Side Effects | Dizziness, hypotension, increased serum potassium, and renal function changes |
| Storage | Store at 20–25°C (68–77°F); excursions permitted between 15–30°C (59–86°F). Protect from moisture. |
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Diovan contains valsartan, which belongs to a class of medications called ARBs (angiotensin II receptor blockers). Angiotensin II is a hormone in the body that causes blood vessels to narrow (vasoconstriction) and stimulates the release of aldosterone, which can increase sodium and fluid retention. These effects raise blood pressure and increase strain on the heart.
Diovan works by selectively blocking the angiotensin II type 1 (AT1) receptor. By blocking this receptor:
Unlike ACE inhibitors, Diovan does not inhibit angiotensin-converting enzyme (ACE) and does not affect bradykinin metabolism. By lowering blood pressure and reducing strain on the heart, Diovan helps reduce the risk of cardiovascular events such as stroke, heart failure, heart attack, hospitalization, and cardiovascular death in appropriate patients.
Diovan Boxed Warning: Fetal Toxicity
Do not take Diovan if you:
Diovan is generally well tolerated; however, adverse reactions may occur. The following reactions are based on clinical trials and postmarketing reports in FDA labeling. This is not a complete list of all possible side effects. To report suspected adverse reactions, contact the FDA at 1-800-FDA-1088 or visit MedWatch.
Here is how you can take Diovan tablets for safe and effective use:
The following dosing information reflects FDA‑approved guidelines for Diovan tablets. You should always consult your doctor for personalized dosing.
| Indication | Recommended Starting Dose | Usual Dose Range | Maximum Dose |
|---|---|---|---|
| Hypertension (Adults) | 80 mg or 160 mg once daily | 80–320 mg per day (once daily) | 320 mg per day |
| Hypertension (Pediatric 1 year and older) | 1.3 mg/kg once daily (up to 40 mg) | Adjust based on response | 2.7 mg/kg (up to 160 mg) once a day |
| Heart Failure (NYHA Class II–IV) | 40 mg twice daily | 80–160 mg twice daily | 160 mg twice daily |
| Post‑Myocardial Infarction | 20 mg twice daily | Titrate to 160 mg twice daily as tolerated | 160 mg twice daily |
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Taking more than the prescribed dose of Diovan may lead to excessive blood pressure lowering (hypotension). The most likely signs and symptoms of Diovan overdose are:
There is no specific antidote for Diovan overdose. Treatment consists of supportive care, including monitoring of vital signs and blood pressure. If an overdose is suspected, seek immediate medical attention or contact a Poison Control Center right away.
If Diovan is unsuitable or unavailable, your healthcare provider may prescribe another medication based on your condition, kidney function, and overall cardiovascular risk. Common Diovan alternatives include:
Always consult your healthcare provider before switching treatments.
Diovan (valsartan) may interact with certain medications that affect blood pressure, kidney function, or potassium levels. Inform your provider about all prescription drugs, OTC medications, and supplements you are taking.
| Drug / Category | May increase lithium concentrations and risk of toxicity. Monitor lithium levels if used together. | Interaction Risk / Guidance |
|---|---|---|
| Aliskiren | Tekturna | Contraindicated in patients with diabetes. Increased risk of hyperkalemia, renal impairment, and hypotension. Avoid use in patients with renal impairment (GFR <60 mL/min). |
| ACE Inhibitors | Lisinopril, Enalapril | Dual blockade of the renin‑angiotensin system increases the risk of hypotension, hyperkalemia, and kidney dysfunction. Generally, avoid combinations. |
| Potassium‑Sparing Diuretics / Potassium Supplements | Spironolactone, Amiloride, potassium supplements | May increase risk of hyperkalemia. Monitor serum potassium. |
| NSAIDs | Ibuprofen, Naproxen | May reduce antihypertensive effect and increase risk of renal impairment, especially in elderly or volume‑depleted patients. Monitor renal function. |
| Lithium | Lithium carbonate | May increase lithium concentrations and risk of toxicity. Monitor lithium levels if used together. |
| Other Antihypertensive Agents | Diuretics, beta‑blockers | May enhance blood pressure‑lowering effects. Monitor for hypotension. |
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If you’re looking to buy Diovan online, it’s important to choose a trusted, licensed pharmacy to ensure the safety & quality of the medication. At Polar Bear Meds, we help make prescription medications more affordable for U.S. customers. By partnering with licensed Canadian pharmacies, we offer the option to buy Diovan from Canada at prices that are often significantly lower than those at many U.S. retail pharmacies.
New customers may also save more by using the Diovan coupon code WELCOMEPB10 for an additional 10% off their first order. When you order Diovan online, prescriptions are verified before dispensing, and medications are shipped discreetly. Most orders are delivered within 3–5 business days via Xpress Post, making the process simple and reliable. Shipping timing may vary depending on your location in the U.S.
If you’re considering buying Diovan online, always ensure the pharmacy requires a valid prescription and clearly lists contact information, licensing details, and customer support options for added peace of mind.
This information is for educational purposes only and should not substitute for medical advice, diagnosis, or treatment. Diovan is a prescription medicine and should be taken only as directed by your prescriber. This is particularly important if you have underlying health conditions, are pregnant, breastfeeding, or using other medicines.

Dr. Jackson Miller is a board-certified medicine physician & hospitalist. He is a healthcare professional with a strong background in patient care. With years of experience and a patient-first approach, he believes the foundation of good health is a patient who feels informed and empowered. He contributes to medical content review, drawing on his background in clinical practice and patient education. He focuses on presenting health information in a clear, accurate, and accessible way to help readers make informed decisions. His work emphasizes clarity, evidence-based guidance, and understandable explanations of medical topics.
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