Indications
- Valsartan treats high blood pressure and heart failure.
- It’s also used to increase survival rates after a heart attack.
- In heart failure patients, it may reduce hospitalizations.
- Belongs to the angiotensin receptor blockers (ARBs) drug class.
- Works by relaxing blood vessels for improved blood flow.
Dosage and administration
- Before starting valsartan, read the Patient Information Leaflet from your pharmacist. Ask your doctor or pharmacist if you have any questions.
- Take this medication orally, with or without food, as directed by your doctor, usually once or twice daily.
- Dosage depends on your medical condition and response to treatment. For children, it’s also based on weight.
- If using the liquid form, use a special measuring device/spoon to carefully measure the dose. Do not use a household spoon to avoid incorrect dosing. If it’s a suspension, shake the bottle well for at least 10 seconds before each dose.
- Take regularly at the same time(s) each day to maximize benefits. Continue even if feeling well. Many with high blood pressure don’t feel sick.
- Inform your doctor if you don’t improve or if you worsen, such as if blood pressure readings remain high or increase.
Side effects
- Dizziness or lightheadedness may occur as your body adjusts to the medication. If these persist or worsen, notify your doctor or pharmacist promptly.
- To minimize the risk of dizziness and lightheadedness, rise slowly when transitioning from sitting or lying down.
- This medication is prescribed because its benefits outweigh the risks for most people. Serious side effects are rare.
- Alert your doctor immediately if you experience fainting or symptoms of high potassium blood levels, such as muscle weakness or slow/irregular heartbeat.
- Although valsartan may prevent or treat kidney problems, it may rarely cause or worsen serious kidney issues. Your doctor will monitor your kidney function while on valsartan. Inform your doctor promptly if you notice any signs of kidney problems, such as changes in urine output.
- While rare, a serious allergic reaction may occur. Seek medical help immediately if you notice symptoms like rash, swelling, severe dizziness, or difficulty breathing.
- This isn’t a complete list of possible side effects. Contact your doctor or pharmacist for any other concerns.
Precautions
- Before taking valsartan, inform your doctor or pharmacist if you are allergic to it or have any other allergies. Inactive ingredients in the product may cause allergic reactions; consult your pharmacist for details.
- Discuss your medical history with your doctor or pharmacist, especially liver disease, dehydration, or high potassium levels in the blood.
- Valsartan may cause dizziness. Avoid driving, using machinery, or activities requiring alertness until you can do them safely. Limit alcohol consumption and discuss marijuana use with your doctor.
- Severe sweating, diarrhea, or vomiting can lead to dehydration and lightheadedness. Inform your doctor if you experience severe diarrhea or vomiting and ensure adequate fluid intake unless advised otherwise.
- This medication may elevate potassium levels. Consult your doctor or pharmacist before using potassium supplements or salt substitutes containing potassium.
- Liquid forms may contain sugar and/or aspartame. Use caution if you have diabetes, phenylketonuria (PKU), or any condition requiring dietary restrictions.
- Before surgery, inform your doctor or dentist about all products you use, including prescription, nonprescription drugs, and herbal products.
- Inform your doctor if you are pregnant or planning pregnancy. Avoid pregnancy while using valsartan as it may harm the unborn baby. Discuss the risks and benefits with your doctor immediately if you become pregnant.
- It’s unclear if this drug passes into breast milk. Consult your doctor before breastfeeding.