Lisinopril (Prinivil) is in a class of medications called angiotensin-converting enzyme (ACE) inhibitors.

Take Lisinopril (Prinivil) exactly as directed.

Lisinopril (Prinivil) can cause injury and even death to the fetus when used after the third month of pregnancy. Contact your doctor at once if you think you may be pregnant.

Check with your doctor if any of these most common side effects persist or become bothersome:

Cough; diarrhea; dizziness; headache; tiredness

Seek medical attention right away if any of these severe side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the hands, eyes, mouth, face, lips, or tongue; hoarseness); chest pain; dark urine; decreased urination; difficulty swallowing; infection (eg, fever, chills, persistent sore throat); irregular or slow heartbeat; stomach pain (with or without nausea or vomiting); symptoms of low blood pressure (eg, fainting, severe dizziness, lightheadedness); yellowing of the skin or eyes

This is not a complete list of all side effects that may occur. If you have questions or need medical advice about side effects, contact your doctor or health care provider.

Tell your health care provider if you are taking any other medicines, especially any of the following:

Diuretics (eg, furosemide, hydrochlorothiazide) because the risk of low blood pressure may be increased
Aldosterone blockers (eg, eplerenone), potassium-sparing diuretics (eg, spironolactone, triamterene), or potassium supplements because the risk of high blood potassium levels may be increased
Insulin, sulfonylureas (eg, glipizide), or other oral diabetes medicines (eg, metformin) because the risk of low blood sugar may be increased
Gold-containing medicines (eg, auranofin) because flushing, nausea, vomiting, and low blood pressure may occur
Nonsteroidal anti-inflammatory drugs (NSAIDs) (eg, ibuprofen, indomethacin, celecoxib) or salicylates (eg, aspirin) because they may decrease Lisinopril (Prinivil)'s effectiveness
Lithium or thiopurines (eg, azathioprine) because the risk of their side effects may be increased by Lisinopril (Prinivil)

This may not be a complete list of all interactions that may occur. Ask your health care provider if Lisinopril (Prinivil) may interact with other medicines that you take.

In case of overdose, call your local poison control center at 1-800-222-1222.

If the victim has collapsed or is not breathing, call local emergency services at 911.

Tell your health care provider if you have any medical conditions, especially if any of the following apply to you:

if you are pregnant, planning to become pregnant, or are breast-feeding

if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement

if you have allergies to medicines, foods, or other substances

if you are a woman of childbearing age

if you have a history of heart problems (eg, heart failure, aortic stenosis), blood vessel problems, blood flow problems, bone marrow problems, kidney problems, or diabetes

if you have a history of stroke, recent heart attack, or kidney transplant

if you have an autoimmune disease (eg, rheumatoid arthritis, lupus, scleroderma)

if you are dehydrated or have low blood volume

if you have high blood potassium levels, low blood sodium levels, or are on a low salt (sodium) diet

if you are on dialysis or are scheduled to have major surgery

Do not take a double dose to make up for a missed one.

Lisinopril (Prinivil) is used alone or in combination with other medications to treat high blood pressure.

Ask your doctor or pharmacist for more information.

Store it at room temperature and away from excess heat and moisture.

Lisinopril (Prinivil) may cause a serious side effect called angioedema. Consult your health care professional for more information.

Dehydration, excessive sweating, vomiting, or diarrhea may increase the risk of low blood pressure.

Check with your doctor before you use a salt substitute or a product that has potassium in it.

Tell your doctor or dentist that you take Lisinopril (Prinivil) before you receive any medical or dental care, emergency care, or surgery.

Diabetes patients- Lisinopril (Prinivil) may affect your blood sugar. Check blood sugar levels closely.

If you have any questions about Lisinopril (Prinivil), please talk with your doctor, pharmacist, or other health care provider.