Methimazole and Theophylline drug interactions - a phase IV clinical study of FDA data
Summary:
Drug interactions are reported among people who take Methimazole and Theophylline. Common interactions include bronchitis among females and cerebrovascular accident among males.
The phase IV clinical study analyzes what interactions people who take Methimazole and Theophylline have. It is created by eHealthMe based on reports of 12 people who take Methimazole and Theophylline from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.
Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.
12 people who take Methimazole and Theophylline together, and have interactions are studied.
What is Methimazole?
Methimazole has active ingredients of methimazole. It is often used in hyperthyroidism. eHealthMe is studying from 7,129 Methimazole users for its effectiveness, alternative drugs and more.
What is Theophylline?
Theophylline has active ingredients of theophylline. It is often used in asthma. eHealthMe is studying from 18,521 Theophylline users for its effectiveness, alternative drugs and more.
Number of Methimazole and Theophylline reports submitted per year:

Common Methimazole and Theophylline drug interactions by gender *:
female:
- Bronchitis
- Cerebral haemorrhage
- Chills
- Depression
- Drug hypersensitivity
- Hypoaesthesia
- Injury
- Neuropathy peripheral
- Pain
- Pain in extremity
male:
- Cerebrovascular accident
- Dysarthria
- Respiratory failure
- Klebsiella infection
- Hemiparesis
- Loss of proprioception
- Candida pneumonia
- Enterobacter pneumonia
- Lung disorder
- Pneumonia klebsiella
Common Methimazole and Theophylline drug interactions by age *:
0-1:
n/a
2-9:
n/a
10-19:
n/a
20-29:
n/a
30-39:
n/a
40-49:
n/a
50-59:
n/a
60+:
- Candida pneumonia
- Enterobacter pneumonia
- Lung disorder
- Pneumonia klebsiella
- Pulmonary toxicity
- Pyrexia
- Respiratory failure
- Klebsiella infection
Common conditions people have *:
- High Blood Pressure: 3 people, 25.00%
- 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): 3 people, 25.00%
- Type 2 Diabetes: 1 person, 8.33%
- Sinusitis (inflammation of sinus): 1 person, 8.33%
- Diverticulitis (digestive disease which involves the formation of pouches (diverticula) within the bowel wall): 1 person, 8.33%
- Bronchitis (inflammation of the mucous membrane in the bronchial tubes): 1 person, 8.33%
* Approximation only. Some reports may have incomplete information.
Do you take Methimazole and Theophylline?
Personalize this study to your gender and ageHow to use the study?
You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.
Related publications that referenced our studies
- Korang-Yeboah M, Rahman Z, Shah D, Mohammad A, Wu S, Siddiqui A, Khan MA, "Impact of formulation and process variables on solid-state stability of theophylline in controlled release formulations", International journal of pharmaceutics, 2016 Feb .
- Dhaval MK, "Impact of formulation and process variables on solid-state stability of theophylline in controlled release formulations", International Journal of Pharmaceutics, 2016 Jan .
Related studies
Alternative drugs to, pros and cons of the 2 drugs:
- Methimazole (7,129 reports)
- Theophylline (18,521 reports)
Browse all drug interactions of Methimazole and Theophylline:
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 zCommon Methimazole side effects:
- Hyperthyroidism (over activity of the thyroid gland): 382 reports
- Drug ineffective: 348 reports
- Fatigue (feeling of tiredness): 320 reports
- Headache (pain in head): 303 reports
- Weakness: 271 reports
- Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection): 262 reports
- Diarrhea: 259 reports
- Rashes (redness): 250 reports
- Breathing difficulty: 233 reports
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 zCommon Theophylline side effects:
- Breathing difficulty: 2,608 reports
- Asthma: 2,002 reports
- Pneumonia: 1,228 reports
- Chest pain: 1,220 reports
- Cough: 1,100 reports
- Wheezing (a high-pitched whistling sound made while you breath): 1,054 reports
- Drug ineffective: 1,031 reports
Browse all side effects of Theophylline:
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 zCommon Methimazole interactions:
- Methimazole and Aspirin: 726 reports
- Methimazole and Furosemide: 501 reports
- Methimazole and Vitamin d: 497 reports
- Methimazole and Prednisone: 463 reports
- Methimazole and Omeprazole: 451 reports
- Methimazole and Gabapentin: 408 reports
- Methimazole and Metformin: 370 reports
- Methimazole and Lisinopril: 368 reports
- Methimazole and Amlodipine: 348 reports
- Methimazole and Atenolol: 324 reports
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 zCommon Theophylline interactions:
- Theophylline and Prednisone: 3,372 reports
- Theophylline and Albuterol: 2,942 reports
- Theophylline and Singulair: 2,404 reports
- Theophylline and Spiriva: 2,247 reports
- Theophylline and Furosemide: 1,923 reports
- Theophylline and Aspirin: 1,433 reports
- Theophylline and Omeprazole: 1,358 reports
- Theophylline and Atrovent: 1,251 reports
- Theophylline and Symbicort: 1,144 reports
- Theophylline and Advair hfa: 1,091 reports
Browse all interactions between Theophylline 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 zHow the study uses the data?
The study uses data from the FDA. It is based on methimazole and theophylline (the active ingredients of Methimazole and Theophylline, respectively), and Methimazole and Theophylline (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. Patients in the study may take other drugs besides Methimazole and Theophylline.
Who is eHealthMe?
With medical big data and proven AI 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 600+ 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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