Demadex and Chantix drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Demadex (torsemide) and Chantix (varenicline tartrate). Common drug interactions include blood glucose decreased among females and myocardial infarction among males.

The phase IV clinical study analyzes what interactions people have when they take Demadex and Chantix. It is created by eHealthMe based on reports of 36 people who take the same drugs from the FDA, and is updated regularly.

What is Demadex?

Demadex has active ingredients of torsemide. It is often used in heart failure. eHealthMe is studying from 5,358 Demadex users. Check the latest studies of Demadex.

What is Chantix?

Chantix has active ingredients of varenicline tartrate. It is often used in quit smoking. eHealthMe is studying from 89,889 Chantix users. Check the latest studies of Chantix.

On Jul, 12, 2026

36 people who take Demadex and Chantix together, and have interactions are studied.

What are the common drug interactions of Demadex and Chantix, by gender? *:

female:

Blood glucose decreased
Bronchitis chronic (inflammation of the mucous membrane in the bronchial tubes- chronic)
Chronic kidney disease
Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)
Crying
Dehydration (dryness resulting from the removal of water)
Helicobacter gastritis (inflammation of the inner lining of the stomach caused by helicobacter pylori (h. pylori) a bacterium)
Irritability
Nightmare (unpleasant dream)
Photophobia (extreme sensitivity to light)

male:

Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
Nausea (feeling of having an urge to vomit)
Tinnitus (a ringing in the ears)
Abdominal distension
Abnormal dreams
Actinic keratosis (skin disease due to sun exposure)
Alcohol abuse
Anaemia (lack of blood)
Anhedonia (inability to experience pleasure from activities usually found enjoyable)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Cerebrovascular disorder (disease of brain)
Chest pain
Deep vein thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis)
Dysphagia (a condition in which swallowing is difficult or painful)
Haemorrhoids (a swollen vein or group of veins in the region of the anus)
Hemiparesis (weakness on one side of the body)
Hiatus hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm)
Hypertension (high blood pressure)
Hysterectomy
Injury

40-49:

Drug intolerance (drug sensitivity)
Blood potassium decreased
Nervousness

50-59:

Chronic kidney disease
Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
Heart rate irregular
Palpitations (feelings or sensations that your heart is pounding or racing)

60+:

Nausea (feeling of having an urge to vomit)
Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
Dehydration (dryness resulting from the removal of water)
Dizziness
Drug ineffective
Headache (pain in head)
Helicobacter gastritis (inflammation of the inner lining of the stomach caused by helicobacter pylori (h. pylori) a bacterium)
Irritability
Mitral valve incompetence (inefficient heart valve)
Nervousness

What are the existing conditions these people have? *

Muscle Spasms (muscle contraction): 5 people, 13.89%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 4 people, 11.11%
Depression: 3 people, 8.33%
Type 2 Diabetes: 2 people, 5.56%
Stress And Anxiety: 2 people, 5.56%
Rashes (redness): 2 people, 5.56%
Pain: 2 people, 5.56%
Infection: 2 people, 5.56%
High Blood Pressure: 2 people, 5.56%
High Blood Cholesterol: 2 people, 5.56%

* Approximation only. Some reports may have incomplete information.

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