Tylenol w/ codeine and Viagra drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Tylenol w/ codeine (acetaminophen; codeine phosphate) and Viagra (sildenafil citrate). Common drug interactions include cellulitis among females and drug ineffective among males.

The phase IV clinical study analyzes what interactions people have when they take Tylenol w/ codeine and Viagra. It is created by eHealthMe based on reports of 70 people who take the same drugs from the FDA, and is updated regularly.

What is Tylenol w/ codeine?

Tylenol w/ codeine has active ingredients of acetaminophen; codeine phosphate. It is often used in pain. eHealthMe is studying from 8,107 Tylenol w/ codeine users. Check the latest studies of Tylenol w/ codeine.

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 Jul, 16, 2026

70 people who take Tylenol w/ codeine and Viagra together, and have interactions are studied.

Tylenol w/ codeine and Viagra drug interactions.

What are the common drug interactions of Tylenol W/ Codeine and Viagra, by gender? *:

female:

Cellulitis (infection under the skin)
Contusion (a type of hematoma of tissue in which capillaries)
Dyspnoea (difficult or laboured respiration)
Heart rate decreased
Hypokalaemia (low potassium)
Hypophosphataemia (electrolyte disturbance in which there is an abnormally low level of phosphate in the blood)
Hypoxia (low oxygen in tissues)
Injection site erythema (redness at injection site)
Injection site pain
Mobility decreased (ability to move is reduced)

male:

Drug ineffective
Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
Intervertebral disc degeneration (spinal disc degeneration)
Abdominal pain
Cervical spinal stenosis (narrowing of the spinal canal in the neck)
Diabetes mellitus (diabetes, caused by a deficiency of the pancreatic hormone insulin)
Fall
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Thrombocytopenia (decrease of platelets in blood)
Angina unstable (chest pain due to ischemia of the heart muscle- unstable)

What are the common drug interactions of Tylenol W/ Codeine 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:

Drug ineffective
Aggression
Alcohol poisoning
Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)
Closed head injury
Drug hypersensitivity
Emotional disorder
Gun shot wound
Haematemesis (vomiting of blood)
Headache (pain in head)

50-59:

Coronary artery disease (plaque building up along the inner walls of the arteries of the heart, which narrows the arteries and restricts blood flow to the heart)
Hypoaesthesia (reduced sense of touch or sensation)
Angina unstable (chest pain due to ischemia of the heart muscle- unstable)
Back disorder
Cardiomyopathy (weakening of the heart muscle)
Drug ineffective
Hypertension (high blood pressure)
Intervertebral disc protrusion (spinal disc protrusion)
Thrombosis (formation of a blood clot inside a blood vessel)
Atelectasis (partial or complete collapse of the lung)

60+:

Drug ineffective
Contusion (a type of hematoma of tissue in which capillaries)
Bone disorder
Bone lesion (bone with abnormalities. bone lesions can result from growth formations, infections, or injuries)
Bruxism (habitual grinding of the teeth, typically during sleep)
Carpal tunnel syndrome (nerve compression at wrist results numbness weakness, pain , swelling)
Cervicobrachial syndrome (pain in neck and arm with changing location)
Connective tissue inflammation (inflammatory disorders of connective tissues)
Contrast media reaction (reaction associated with the use of intravenous contrast material during radiology)
Disability

What are the existing conditions these people have? *

High Blood Pressure: 6 people, 8.57%
High Blood Cholesterol: 5 people, 7.14%
Multiple Myeloma (cancer of the plasma cells): 4 people, 5.71%
Ill-Defined Disorder: 4 people, 5.71%
Diabetes: 4 people, 5.71%
Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 4 people, 5.71%

* Approximation only. Some reports may have incomplete information.

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