Norvasc vs. Cozaar

Are Norvasc and Cozaar the Same Thing?

Norvasc (amlodipine) and Cozaar (losartan) are used to treat high blood pressure (hypertension).

Norvasc is also prescribed for the prevention and treatment of heart pain or chest pain from angina.

Norvasc and Cozaar belong to different drug classes. Norvasc is a calcium channel blocker (CCB) and Cozaar is an angiotensin receptor blocker (ARB).

What Are Possible Side Effects of Norvasc?

Common side effects of Norvasc include:

  • headache,
  • swelling (edema) of the ankles or feet,
  • dizziness,
  • lightheadedness,
  • drowsiness,
  • tired feeling,
  • nausea,
  • abdominal or stomach pain, or
  • flushing (warmth, redness, or tingly feeling).

What Are Possible Side Effects of Cozaar?

Common side effects of Cozaar include:

  • diarrhea
  • stomach pain
  • muscle cramps
  • leg or back pain
  • dizziness
  • headache
  • sleep problems (insomnia)
  • tiredness, and
  • cold or flu symptoms such as stuffy nose, sneezing, sore throat, fever, and cough

Tell your doctor if you experience serious side effects of Cozaar including pain or burning when you urinate; pale skin, lightheadedness, shortness of breath, rapid heart rate, trouble concentrating; wheezing, chest pain; drowsiness, confusion, mood changes, increased thirst, loss of appetite, nausea and vomiting; swelling, weight gain, urinating less than usual or not at all; or high potassium (slow heart rate, weak pulse, muscle weakness, tingly feeling).

What is Norvasc?

Norvasc (amlodipine) is a calcium channel blocker (CCB) prescribed for the prevention and treatment of heart pain or chest pain from angina, and for the treatment of high blood pressure.

What is Cozaar?

Cozaar (losartan) is an oral angiotensin receptor blocker (ARB) prescribed for the treatment of hypertension.

What Drugs Interact With Norvasc?

Norvasc may interact with other blood pressure medications.

Norvasc may also interact with simvastatin, ketoconazole, itraconazole, ritonavir, diltiazem, and cyclosporine, or other heart medications.

What Drugs Interact With Cozaar?

Cozaar may interact with other blood pressure medications.

Cozaar may also interact with diuretics (water pills), lithium, celecoxib, or aspirin or other NSAIDs (nonsteroidal anti-inflammatory drugs).

How Should Norvasc Be Taken?

The usual initial antihypertensive oral dose of Norvasc is 5 mg once daily, and the maximum dose is 10 mg once daily. Norvasc dosages may need to be lowered in patients with liver dysfunction.

How Should Cozaar Be Taken?

Dosing preparations of Cozaar are 25, 50, and 100 mg tablets. Drug interactions with Cozaar may occur with inhibitors of cytochrome P450, potassium- sparing diuretics, and nonsteroidal anti-inflammatory drugs (NSAIDs). Cozaar should not be used during pregnancy, and it is not known whether it is excreted in breast milk.

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References

RxList. Norvasc Side Effects Drug Center.
https://www.rxlist.com/norvasc-side-effects-drug-center.htm
RxList. Cozaar Side Effects Drug Center.
https://www.rxlist.com/cozaar-side-effects-drug-center.htm

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