Oxybutynin and Vumerity drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Oxybutynin (oxybutynin) and Vumerity (diroximel fumarate). Common drug interactions include gait disturbance among females and myocardial infarction among males.

The phase IV clinical study analyzes what interactions people have when they take Oxybutynin and Vumerity. It is created by eHealthMe based on reports of 31 people who take the same drugs from the FDA, and is updated regularly.

What is Oxybutynin?

Oxybutynin has active ingredients of oxybutynin. It is often used in urge incontinence. eHealthMe is studying from 23,143 Oxybutynin users. Check the latest studies of Oxybutynin.

What is Vumerity?

Vumerity has active ingredients of diroximel fumarate. eHealthMe is studying from 9,781 Vumerity users. Check the latest studies of Vumerity.

On Jul, 10, 2026

31 people who take Oxybutynin and Vumerity together, and have interactions are studied.

Oxybutynin and Vumerity drug interactions.

What are the common drug interactions of Oxybutynin and Vumerity, by gender? *:

female:

Gait disturbance
Fall
Nausea (feeling of having an urge to vomit)
Constipation
Dehydration (dryness resulting from the removal of water)
Pain in extremity
Alopecia (absence of hair from areas of the body)
Fatigue (feeling of tiredness)
Hot flush (sudden feelings of heat)
Vomiting

male:

Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
Postoperative respiratory distress
Gastrointestinal disorder (functional problems of gastrointestinal tract)
Musculoskeletal disorder (disease of the body's muscles, joints, tendons, ligaments and nerves)
Prostate infection
Urticaria (rash of round, red welts on the skin that itch intensely)
Dysphagia (a condition in which swallowing is difficult or painful)
Somnolence (a state of near-sleep, a strong desire for sleep)
Fatigue (feeling of tiredness)
Recurrent cancer (repeated cancer)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Anxiety
Dehydration (dryness resulting from the removal of water)
Dyspepsia (indigestion)
Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
Mania (a state of abnormally elevated or irritable mood)
Mood swings (an extreme or rapid change in mood)
Multiple sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath)
Nausea (feeling of having an urge to vomit)
Restless legs syndrome (a powerful urge to move your legs)
Self-injurious ideation

40-49:

Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
Postoperative respiratory distress
Procedural pain
Hemiparesis (weakness on one side of the body)
Palpitations (feelings or sensations that your heart is pounding or racing)
Syncope (loss of consciousness with an inability to maintain postural tone)
Alopecia (absence of hair from areas of the body)
Diarrhoea
Muscle spasms (muscle contraction)
Fatigue (feeling of tiredness)

50-59:

Insomnia (sleeplessness)
Squamous cell carcinoma of skin (a cancer of a kind of epithelial cell, the squamous cell. these cells are the main part of the epidermis of the skin)
Constipation
Mobility decreased (ability to move is reduced)
Pain
Eye irritation
Ocular hyperaemia (an abnormally large amount of blood in eye)
Vision blurred

60+:

Balance disorder
Musculoskeletal disorder (disease of the body's muscles, joints, tendons, ligaments and nerves)
Gait disturbance
Constipation
Dehydration (dryness resulting from the removal of water)
Loss of control of legs
Aphasia (damage to the parts of the brain that control language)
Arteriosclerosis coronary artery (thickening and hardening of arteries- coronary artery)
Cardiac aneurysm (a condition that can occur after a myocardial infarction due to the inadequate resistance of the new scar tissue to the systolic pressure)
Dysphonia (speech disorder attributable to a disorder of phonation)

What are the existing conditions these people have? *

Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 28 people, 90.32%
Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 3 people, 9.68%
Gait Disturbance: 3 people, 9.68%
Mobility Decreased (ability to move is reduced): 2 people, 6.45%

* Approximation only. Some reports may have incomplete information.

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