Zyprexa and Malabsorption - a phase IV clinical study of FDA data

Summary:

Malabsorption is reported as a side effect among people who take Zyprexa (olanzapine), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Questran, and have Pain.

The phase IV clinical study analyzes which people have Malabsorption when taking Zyprexa. It is created by eHealthMe based on reports of 63,412 people who have side effects when taking Zyprexa from the FDA, and is updated regularly.

What is Zyprexa?

Zyprexa has active ingredients of olanzapine. It is often used in bipolar disorder. eHealthMe is studying from 64,721 Zyprexa users. Check the latest studies of Zyprexa.

What is Malabsorption?

Malabsorption (a state arising from abnormality in absorption of food nutrients across the gastrointestinal (gi) tract) is found to be associated with 692 drugs and 1,091 conditions by eHealthMe. Check the latest studies of Malabsorption.



On Feb, 02, 2026

63,412 people reported to have side effects when taking Zyprexa.
Among them, 24 people (0.04%) have Malabsorption.

Could Zyprexa cause Malabsorption?

Among these 24 people:

How long have people been on Zyprexa when they have Malabsorption? *

  • < 1 month: 0.0 %
  • 1 - 6 months: 50 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 50 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Malabsorption when taking Zyprexa? *

  • female: 77.27 %
  • male: 22.73 %

What is the age of people who have Malabsorption when taking Zyprexa? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 10.53 %
  • 30-39: 0.0 %
  • 40-49: 31.58 %
  • 50-59: 10.53 %
  • 60+: 47.37 %

What are other drugs people take besides Zyprexa? *

  1. Remeron: 10 people, 41.67%
  2. Zofran: 10 people, 41.67%
  3. Questran: 10 people, 41.67%
  4. Prilosec: 9 people, 37.50%
  5. Dilaudid: 9 people, 37.50%
  6. Synthroid: 9 people, 37.50%
  7. Provigil: 9 people, 37.50%
  8. Heparin: 9 people, 37.50%
  9. Aredia: 9 people, 37.50%
  10. Zometa: 9 people, 37.50%

What are other side effects people have besides Malabsorption? *

  1. Anaemia (lack of blood): 11 people, 45.83%
  2. Fatigue (feeling of tiredness): 11 people, 45.83%
  3. Hypocalcaemia (levels of calcium in blood serum are abnormally low): 10 people, 41.67%
  4. Bone Disorder: 10 people, 41.67%
  5. Leukopenia (less number of white blood cells in blood): 9 people, 37.50%
  6. Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets): 9 people, 37.50%
  7. Pain In Jaw: 9 people, 37.50%
  8. Pain: 9 people, 37.50%
  9. Osteopenia (a condition where bone mineral density is lower than normal): 9 people, 37.50%
  10. Osteonecrosis Of Jaw (death of bone of jaw): 9 people, 37.50%

What are the existing conditions these people have? *

  1. Pain: 4 people, 16.67%
  2. Psychotic Disorder: 3 people, 12.50%
  3. High Blood Pressure: 3 people, 12.50%
  4. Menopause (end of monthly cycles in women): 2 people, 8.33%
  5. Liver Disorder (liver diseases): 2 people, 8.33%
  6. Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 2 people, 8.33%
  7. Sleep Disorder: 2 people, 8.33%
  8. Bone Disorder: 2 people, 8.33%
  9. Gastric Disorder (disease of stomach): 2 people, 8.33%
  10. Fever: 1 person, 4.17%

* Approximation only. Some reports may have incomplete information.

Do you take Zyprexa and have Malabsorption?

- Check whether Malabsorption is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously



Related studies:

Effectiveness of, long term effects of, and alternative drugs to Zyprexa:

Malabsorption treatments and more:

How severe was Malabsorption and when was it recovered:

Expand to all the drugs that have ingredients of olanzapine:

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 Zyprexa:

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 the drugs that are associated with Malabsorption:

Browse all the conditions that are associated with Malabsorption:

Drugs similar to Zyprexa and Malabsorption :

Related publications that referenced our studies


How the study uses the data?

The study uses data from the FDA. It is based on olanzapine (the active ingredients of Zyprexa) and Zyprexa (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.

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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