Methimazole and Qvar drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Methimazole (methimazole) and Qvar (beclomethasone dipropionate). Common drug interactions include anxiety among females and asthenia among males.

The phase IV clinical study analyzes what interactions people have when they take Methimazole and Qvar. It is created by eHealthMe based on reports of 12 people who take the same drugs from the FDA, and is updated regularly.

What is Methimazole?

Methimazole has active ingredients of methimazole. It is often used in hyperthyroidism. eHealthMe is studying from 8,016 Methimazole users. Check the latest studies of Methimazole.

What is Qvar?

Qvar has active ingredients of beclomethasone dipropionate. It is often used in asthma. eHealthMe is studying from 17,355 Qvar users. Check the latest studies of Qvar.



On Jul, 15, 2026

12 people who take Methimazole and Qvar together, and have interactions are studied.

Methimazole and Qvar drug interactions.

What are the common drug interactions of Methimazole and Qvar, by gender? *:

female:

  1. Anxiety
  2. Fatigue (feeling of tiredness)
  3. Balance disorder
  4. Blood potassium decreased
  5. Blood sodium decreased
  6. Cerebral disorder (brain disease)
  7. Cough
  8. Decreased appetite
  9. Dizziness
  10. Gastritis (inflammation of stomach)

male:

  1. Asthenia (weakness)
  2. Decreased appetite
  3. Palpitations (feelings or sensations that your heart is pounding or racing)
  4. Pruritus (severe itching of the skin)
  5. Renal failure (kidney dysfunction)
  6. Sepsis (a severe blood infection that can lead to organ failure and death)
  7. Temperature intolerance (inability to go in temperature)
  8. Thrombocytopenia (decrease of platelets in blood)
  9. Weight decreased
  10. Gastrointestinal haemorrhage (bleeding gastrointestinal tract)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

  1. Anxiety
  2. Diarrhoea
  3. Fatigue (feeling of tiredness)
  4. Gingival swelling (gums swelling)
  5. Neutropenia (an abnormally low number of neutrophils)
  6. Oropharyngeal pain
  7. Tremor (trembling or shaking movements in one or more parts of your body)

40-49:

  1. Anxiety
  2. Gastritis (inflammation of stomach)
  3. Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
  4. Irritable bowel syndrome
  5. Back pain
  6. Depression
  7. Neck pain
  8. Sleep apnoea syndrome (a sleep-related disorder in which the effort to breathe is diminished or absent)

50-59:

  1. Lip swelling
  2. Oropharyngeal pain
  3. Swelling face
  4. Urticaria (rash of round, red welts on the skin that itch intensely)

60+:

  1. Decreased appetite
  2. Malaise (a feeling of general discomfort or uneasiness)
  3. Peripheral swelling
  4. Rash
  5. Somnolence (a state of near-sleep, a strong desire for sleep)
  6. White blood cell count decreased
  7. Asthenia (weakness)
  8. Blindness transient (sudden loss of vision)
  9. Chronic kidney disease
  10. Eye pain

What are the existing conditions these people have? *

  1. Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 3 people, 25.00%
  2. Sleep Disorder: 2 people, 16.67%
  3. Neuropathy Peripheral (surface nerve damage): 2 people, 16.67%
  4. Drowsiness: 2 people, 16.67%
  5. Primary Pulmonary Hypertension (primary high blood pressure that affects the arteries in the lungs and the right side of your heart): 1 person, 8.33%
  6. Insomnia (sleeplessness): 1 person, 8.33%
  7. High Blood Pressure: 1 person, 8.33%
  8. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 1 person, 8.33%
  9. Eye Disorder: 1 person, 8.33%
  10. Eye Discharge: 1 person, 8.33%

* Approximation only. Some reports may have incomplete information.

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Related studies:

Effectiveness of, side effects of, and alternative drugs to the 2 drugs:

Browse all drug interactions of Methimazole and Qvar:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Methimazole:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all side effects of Qvar:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all interactions between Methimazole and drugs from A to Z:

a b c d e f g h i j k l m n o p q r s t u v w x y z

Browse all interactions between Qvar and drugs from A to Z:

a b c d e f g h i j k l m n o p q r s t u v w x y z

How the study uses the data?

The study uses data from the FDA. It is based on methimazole and beclomethasone dipropionate (the active ingredients of Methimazole and Qvar, respectively), and Methimazole and Qvar (the brand names). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).

WARNING, DISCLAIMER, USE FOR PUBLICATION

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.



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