Theophylline and Naprosyn drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Theophylline (theophylline) and Naprosyn (naproxen). Common drug interactions include drug hypersensitivity among females and dyspnoea among males.

The phase IV clinical study analyzes what interactions people have when they take Theophylline and Naprosyn. It is created by eHealthMe based on reports of 41 people who take the same drugs from the FDA, and is updated regularly.

What is Theophylline?

Theophylline has active ingredients of theophylline. It is often used in asthma. eHealthMe is studying from 19,150 Theophylline users. Check the latest studies of Theophylline.

What is Naprosyn?

Naprosyn has active ingredients of naproxen. It is often used in pain. eHealthMe is studying from 16,738 Naprosyn users. Check the latest studies of Naprosyn.

On Jul, 12, 2026

41 people who take Theophylline and Naprosyn together, and have interactions are studied.

Theophylline and Naprosyn drug interactions.

What are the common drug interactions of Theophylline and Naprosyn, by gender? *:

female:

Drug hypersensitivity
Drug screen positive
Fall
Osteoporosis (bones weak and more likely to break)
Anger
Crying
Delusion (a false belief or opinion)
Fatigue (feeling of tiredness)
Glaucoma (increased fluid pressure in the eye with vision loss)
Hepatitis (inflammation of the liver)

male:

Dyspnoea (difficult or laboured respiration)
Arthralgia (joint pain)
Joint swelling
Lower respiratory tract infection
Myocardial ischaemia (the blood flow through one or more of the blood vessels that lead to heart (coronary arteries) is decreased)
Neck pain
Pain in limb
Pleurisy (inflammation of the pleurae, which causes pain when breathing)
Pseudomonas aeruginosa infection (p. aeruginosa cause of bacterial infections of the blood)
Pulmonary congestion (congestion in the lungs)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Anaphylactic reaction (serious allergic reaction)
Bronchospasm (spasm of bronchial smooth muscle producing narrowing of the bronchi)
Dyspnoea (difficult or laboured respiration)
Rash erythematous (redness of the skin)
Rash pruritic (redness with itching)

40-49:

Dehydration (dryness resulting from the removal of water)
Somnolence (a state of near-sleep, a strong desire for sleep)
Vomiting
Pulmonary congestion (congestion in the lungs)
Aortic valve calcification
Cardiomegaly (increased size of heart than normal)
Pulmonary oedema (fluid accumulation in the lungs)
Spleen congestion (overloaded spleen)
Contusion (a type of hematoma of tissue in which capillaries)
Hepatic steatosis (fatty liver disease)

50-59:

Drug hypersensitivity
Muscle spasms (muscle contraction)
Pain in extremity

60+:

Dyspnoea (difficult or laboured respiration)
Hip fracture
Blood sodium increased
Cerebral artery occlusion (blockage of blood vessel of brain by fat or clot)
Decreased appetite
Diabetes insipidus (diabetes caused by a deficiency of the pituitary hormone vasopressin, which regulates kidney function)
Diarrhoea
Disturbance in attention
Encephalopathy (functioning of the brain is affected by some agent or condition)
Epistaxis (bleed from the nose)

What are the existing conditions these people have? *

Back Pain: 10 people, 24.39%
Chronic Obstructive Pulmonary Disease (a progressive disease that makes it hard to breathe): 5 people, 12.20%
Osteoporosis (bones weak and more likely to break): 4 people, 9.76%
Insomnia (sleeplessness): 4 people, 9.76%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 3 people, 7.32%
Indigestion: 3 people, 7.32%
High Blood Pressure: 3 people, 7.32%

* Approximation only. Some reports may have incomplete information.

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