Xolair and Viagra drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Xolair (omalizumab) and Viagra (sildenafil citrate). Common drug interactions include ischaemic stroke among females and headache among males.

The phase IV clinical study analyzes what interactions people have when they take Xolair and Viagra. It is created by eHealthMe based on reports of 40 people who take the same drugs from the FDA, and is updated regularly.

What is Xolair?

Xolair has active ingredients of omalizumab. It is often used in asthma. eHealthMe is studying from 77,554 Xolair users. Check the latest studies of Xolair.

What is Viagra?

Viagra has active ingredients of sildenafil citrate. It is often used in erection problems. eHealthMe is studying from 63,865 Viagra users. Check the latest studies of Viagra.

On Jun, 07, 2026

40 people who take Xolair and Viagra together, and have interactions are studied.

What are the common drug interactions of Xolair and Viagra, by gender? *:

female:

Ischaemic stroke (stroke; caused by an interruption in the flow of blood to the brain)

male:

Headache (pain in head)
Blood pressure increased
Drug hypersensitivity
Gastroenteritis (inflammation of stomach and intestine)
Infection
Inguinal hernia (hernia in which a loop of intestine enters the inguinal canal; the most common type of hernia in males)
Musculoskeletal discomfort (discomfort in the body's muscles, joints, tendons, ligaments and nerves)
Pharyngitis (inflammation of the pharynx, causing a sore throat)
Influenza
Hiatus hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm)

What are the common drug interactions of Xolair and Viagra, 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:

Headache (pain in head)
Drug hypersensitivity
Gastroenteritis (inflammation of stomach and intestine)
Infection
Inguinal hernia (hernia in which a loop of intestine enters the inguinal canal; the most common type of hernia in males)
Musculoskeletal discomfort (discomfort in the body's muscles, joints, tendons, ligaments and nerves)
Pharyngitis (inflammation of the pharynx, causing a sore throat)
Productive cough
Influenza
Hiatus hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm)

60+:

Left ventricular hypertrophy (the thickening of the myocardium (muscle) of the left ventricle of the heart)

What are the existing conditions these people have? *

Post-Traumatic Stress Disorder: 21 people, 52.50%
Depression: 21 people, 52.50%
Blood Pressure Abnormal: 21 people, 52.50%
Bipolar Disorder (mood disorder): 21 people, 52.50%
Lung Infection: 4 people, 10.00%
The Flu (the flu is caused by an influenza virus): 3 people, 7.50%
Ocular Icterus (presence of jaundice seen in the sclera of the eye): 2 people, 5.00%
Emphysema (chronic respiratory disease - over inflation of the air sacs (alveoli) in the lungs): 2 people, 5.00%

* Approximation only. Some reports may have incomplete information.

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