Cozaar and Duopa drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Cozaar (losartan potassium) and Duopa (carbidopa; levodopa). Common drug interactions include death among females and device expulsion among males.

The phase IV clinical study analyzes what interactions people have when they take Cozaar and Duopa. It is created by eHealthMe based on reports of 16 people who take the same drugs from the FDA, and is updated regularly.

What is Cozaar?

Cozaar has active ingredients of losartan potassium. It is often used in high blood pressure. eHealthMe is studying from 45,124 Cozaar users. Check the latest studies of Cozaar.

What is Duopa?

Duopa has active ingredients of carbidopa; levodopa. eHealthMe is studying from 8,208 Duopa users. Check the latest studies of Duopa.

On Jul, 19, 2026

16 people who take Cozaar and Duopa together, and have interactions are studied.

What are the common drug interactions of Cozaar and Duopa, by gender? *:

female:

Death
Infection
Urinary tract infection
Adverse event
Confusional state
Fall
Fractured coccyx (fracture tail bone)

male:

Device expulsion
Mobility decreased (ability to move is reduced)
Diverticulum (out pouching of a hollow (or a fluid-filled) structure in the body)
Fungal skin infection
Gastrointestinal haemorrhage (bleeding gastrointestinal tract)
Muscle strain (an injury to a muscle in which the muscle fibres tear)
Pain in extremity
Anxiety
Arterial occlusive disease (slow process through which arteries throughout the body become progressively narrowed and eventually completely blocked)
Cardiac failure chronic

What are the common drug interactions of Cozaar and Duopa, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

n/a

50-59:

Arterial occlusive disease (slow process through which arteries throughout the body become progressively narrowed and eventually completely blocked)
Coronary artery occlusion (complete obstruction of blood flow in a coronary artery)
Cough
Dyspnoea (difficult or laboured respiration)
Heart injury
Hypotension (abnormally low blood pressure)
Inflammation
Influenza
Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)

60+:

Pneumonia
Device expulsion
Gastrointestinal haemorrhage (bleeding gastrointestinal tract)
Infection
Influenza
Muscle strain (an injury to a muscle in which the muscle fibres tear)
Pain in extremity
Urinary tract infection
Adverse event
Cardiac failure chronic

What are the existing conditions these people have? *

Parkinson's Disease: 12 people, 75.00%
Sleep Disorder: 2 people, 12.50%
Wheezing (a high-pitched whistling sound made while you breath): 1 person, 6.25%
Stress And Anxiety: 1 person, 6.25%
Restless Leg Syndrome (a powerful urge to move your legs): 1 person, 6.25%
Hypersensitivity: 1 person, 6.25%
Dry Skin: 1 person, 6.25%
Depression: 1 person, 6.25%
Constipation: 1 person, 6.25%
Cardiac Disorder: 1 person, 6.25%

* Approximation only. Some reports may have incomplete information.

Do you take Cozaar and Duopa?

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