Atrovent and Obs - a phase IV clinical study of FDA data


Obs is found among people who take Atrovent, especially for people who are female, 40-49 old, have been taking the drug for < 1 month.

The phase IV clinical study analyzes which people take Atrovent and have Obs. It is created by eHealthMe based on reports of 29,626 people who have side effects when taking Atrovent 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.

On Jan, 04, 2023

29,626 people reported to have side effects when taking Atrovent.
Among them, 8 people (0.03%) have Obs.

What is Atrovent?

Atrovent has active ingredients of ipratropium bromide. It is often used in chronic obstructive pulmonary disease. eHealthMe is studying from 29,806 Atrovent users for its effectiveness, alternative drugs and more.

What is Obs?

Obs is found to be associated with 211 drugs and 174 conditions by eHealthMe.

Number of Atrovent and Obs reports submitted per year:

Could Atrovent cause Obs?

Time on Atrovent when people have Obs *:

  • < 1 month: 100 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

Gender of people who have Obs when taking Atrovent *:

  • female: 100 %
  • male: 0.0 %

Age of people who have Obs when taking Atrovent *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 100 %
  • 50-59: 0.0 %
  • 60+: 0.0 %

Common drugs people take besides Atrovent *:

  1. Symbicort: 8 people, 100.00%
  2. Potassium: 8 people, 100.00%
  3. Paracetamol: 8 people, 100.00%
  4. Heparin: 8 people, 100.00%
  5. Ondansetron: 5 people, 62.50%
  6. Novalgin: 3 people, 37.50%

Common side effects people have besides Obs *:

  1. Consciousness - Decreased: 8 people, 100.00%
  2. Nervous System Disorder (a general class of medical conditions affecting the nervous system): 8 people, 100.00%
  3. Death: 8 people, 100.00%
  4. Confusion: 8 people, 100.00%
  5. Speech Impairment (Adult) (inability to speak (adult)): 6 people, 75.00%
  6. Balance Disorder: 6 people, 75.00%
  7. Brain Stem Syndrome: 6 people, 75.00%
  8. Dizziness: 1 person, 12.50%
  9. Diarrhea: 1 person, 12.50%
  10. Diffuse Interstitial Lung Disease (group of lung diseases affecting the interstitium): 1 person, 12.50%

Common conditions people have *:

  1. Pneumonia: 8 people, 100.00%
  2. Neck Pain: 8 people, 100.00%
  3. Nausea (feeling of having an urge to vomit): 8 people, 100.00%
  4. Metastases To Central Nervous System (cancer spreads to central nervous system): 8 people, 100.00%
  5. Malignant Melanoma (skin cancer rises from melancytes): 8 people, 100.00%
  6. Hypokalemia (low potassium): 8 people, 100.00%
  7. Headache (pain in head): 8 people, 100.00%
  8. General Physical Health Deterioration (weak health status): 8 people, 100.00%
  9. Fever: 8 people, 100.00%
  10. Epilepsy (common and diverse set of chronic neurological disorders characterized by seizures): 8 people, 100.00%

* Approximation only. Some reports may have incomplete information.

Do you take Atrovent and have Obs?

Check whether Obs is associated with a drug or a condition

How 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 studies

How severe was Obs and when was it recovered:

Expand to all the drugs that have ingredients of ipratropium bromide:

Alternative drugs to, pros and cons of Atrovent:

Common Atrovent side effects:

Browse all side effects of Atrovent:

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

Obs treatments and more:

  • Obs (255 reports)

COVID vaccines that are related to Obs:

All the drugs that are associated with Obs:

  • Obs (211 drugs)

All the conditions that are associated with Obs:

  • Obs (174 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on ipratropium bromide (the active ingredients of Atrovent) and Atrovent (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

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

DISCLAIMER: All material available on 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.

Recent studies on eHealthMe: