Notice: Images are for illustration only and may not reflect the exact product you receive. Brand-name medications may look different depending on their country of origin—Canadian versions, for example, often include a "PR" symbol on the packaging. Rest assured, the medication, dosage, and active ingredients will be exactly as prescribed. Canada Pharmacy Store is committed to your health and safety, and we work only with licensed pharmacies to ensure you receive trusted, high-quality medication every time.
Zestril (Lisinopril)
| Lisinopril (Generic) Lisinopril | ||||||
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Shipped from Canada | ||||||
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| Lisinopril (Generic) Lisinopril | ||||||
Shipped from United Kingdom | ||||||
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Who is the product for? YouOtherAdd Family Member/PetYou must be logged in to add additional members to the order. Don't have an account? or Add Family Member/PetSign inTo continue, please enter your email address and password that you use for your account. | ||||||
| Select product strength & quantity:
Who is the product for? YouOtherAdd Family Member/PetYou must be logged in to add additional members to the order. Don't have an account? or Add Family Member/PetSign inTo continue, please enter your email address and password that you use for your account. | ||||||
| Lisinopril (Generic) Lisinopril | ||||||
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Shipped from Mauritius | ||||||
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Who is the product for? YouOtherAdd Family Member/PetYou must be logged in to add additional members to the order. Don't have an account? or Add Family Member/PetSign inTo continue, please enter your email address and password that you use for your account. | ||||||
| Select product strength & quantity:
Who is the product for? YouOtherAdd Family Member/PetYou must be logged in to add additional members to the order. Don't have an account? or Add Family Member/PetSign inTo continue, please enter your email address and password that you use for your account. | ||||||
| Select product strength & quantity:
Who is the product for? YouOtherAdd Family Member/PetYou must be logged in to add additional members to the order. Don't have an account? or Add Family Member/PetSign inTo continue, please enter your email address and password that you use for your account. | ||||||
General Medication Fact Sheet for Zestril
| Field | Information |
|---|---|
| Medication Name | Zestril |
| Generic Name | Lisinopril |
| Boxed/Label Warning | Pregnancy: Use of lisinopril during pregnancy can cause injury and even death to the developing fetus. |
| Purpose | Treats high blood pressure (hypertension) and heart failure; also used after heart attacks to improve survival. |
| Mechanism of Action | ACE inhibitor; blocks the angiotensin-converting enzyme, reducing the production of angiotensin II, which relaxes blood vessels and lowers blood pressure. |
| Dosage Forms | Oral tablets |
| Available Strengths | 2.5 mg, 5 mg, 10 mg, 20 mg, 30 mg, 40 mg |
| Dosage Frequency | Typically once daily, as directed by a healthcare provider. |
| Common Side Effects | Dizziness, headache, dry cough, fatigue, nausea. |
| Serious Side Effects | Kidney problems, high potassium levels (hyperkalemia), allergic reactions (swelling of face, lips, tongue, or throat), low blood pressure (hypotension). |
| Drug Interactions | Other blood pressure medications, diuretics (water pills), potassium supplements, NSAIDs (e.g., ibuprofen, naproxen), lithium, certain antidepressants. |
| Important Notes | Monitor blood pressure regularly; tell your doctor if you have kidney problems or are pregnant/breastfeeding. Avoid potassium supplements unless directed by a doctor. |
| Storage | Store at room temperature away from moisture and light. |
| Missed Dose | Take as soon as you remember unless it’s almost time for your next dose. Skip the missed dose and continue with your regular schedule. Do not double the dose. |
| Alternatives | Accupril (quinapril), Vasotec (enalapril), Cozaar (losartan), Diovan (valsartan). |
Zestril Alternatives
| Medication | Mechanism of Action | Notes |
|---|---|---|
| Accupril (quinapril) | ACE inhibitor | Similar mechanism to Zestril; another option for hypertension and heart failure. |
| Vasotec (enalapril) | ACE inhibitor | Another ACE inhibitor with similar uses to Zestril. |
| Cozaar (losartan) | Angiotensin II Receptor Blocker (ARB) | Works similarly to ACE inhibitors but through a different pathway; an alternative if ACE inhibitors cause side effects like cough. |
| Diovan (valsartan) | Angiotensin II Receptor Blocker (ARB) | Another ARB alternative for those who cannot tolerate ACE inhibitors. |
Zestril Side Effects
| Common Side Effects | Serious Side Effects |
|---|---|
| Dizziness | Kidney problems |
| Headache | High potassium levels (hyperkalemia) |
| Dry cough | Allergic reactions (swelling of face, lips, tongue, or throat) |
| Fatigue | Low blood pressure (hypotension) |
| Nausea | Fetal harm if taken during pregnancy |
Zestril Dosage Guide
| Condition | Starting Dose | Maintenance Dose | Administration Notes |
|---|---|---|---|
| Hypertension | 10 mg daily | 20-40 mg daily | May be taken with or without food; adjust based on blood pressure response. |
| Heart Failure | 5 mg daily | 5-40 mg daily | Increase gradually as tolerated; monitor for low blood pressure. |
| Post-Heart Attack | 5 mg initially, then 10 mg daily | 10 mg daily | Administer as soon as possible after a heart attack. |
