Clozaril and Haemolysis - a phase IV clinical study of FDA data

Summary:

Haemolysis is reported as a side effect among people who take Clozaril (clozapine), especially for people who are male, 30-39 old, also take Carbamazepine, and have Schizophrenia, paranoid type.

The phase IV clinical study analyzes which people have Haemolysis when taking Clozaril. It is created by eHealthMe based on reports of 64,938 people who have side effects when taking Clozaril from the FDA, and is updated regularly.

What is Clozaril?

Clozaril has active ingredients of clozapine. It is often used in schizophrenia. eHealthMe is studying from 65,127 Clozaril users. Check the latest studies of Clozaril.

What is Haemolysis?

Haemolysis (breaking open of red blood cells and the release of haemoglobin into the surrounding fluid) is found to be associated with 610 drugs and 838 conditions by eHealthMe. Check the latest studies of Haemolysis.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.



On Sep, 01, 2026

64,938 people reported to have side effects when taking Clozaril.
Among them, 17 people (0.03%) have Haemolysis.

Could Clozaril cause Haemolysis?

Among these 17 people:

What is the gender of people who have Haemolysis when taking Clozaril? *

  • female: 31.25 %
  • male: 68.75 %

What is the age of people who have Haemolysis when taking Clozaril? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 13.33 %
  • 30-39: 46.67 %
  • 40-49: 26.67 %
  • 50-59: 13.33 %
  • 60+: 0.0 %

What are other drugs people take besides Clozaril? *

  1. Lorazepam: 2 people, 11.76%
  2. Carbamazepine: 2 people, 11.76%
  3. Zyprexa: 1 person, 5.88%
  4. Priadel: 1 person, 5.88%
  5. Metformin: 1 person, 5.88%
  6. Escitalopram: 1 person, 5.88%
  7. Betaseron: 1 person, 5.88%
  8. Abilify: 1 person, 5.88%

What are other side effects people have besides Haemolysis? *

  1. Unresponsive To Stimuli: 7 people, 41.18%
  2. White Blood Cell Count Increased: 6 people, 35.29%
  3. Neutrophil Count Increased (excess than normal number of neutrophil a type of blood cell): 6 people, 35.29%
  4. Thrombocytopenia (decrease of platelets in blood): 6 people, 35.29%
  5. Differential White Blood Cell Count Abnormal: 6 people, 35.29%
  6. Loss Of Consciousness: 6 people, 35.29%
  7. C-Reactive Protein Increased: 4 people, 23.53%
  8. Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection): 4 people, 23.53%
  9. Fever: 4 people, 23.53%
  10. Blood Lactate Dehydrogenase Increased: 4 people, 23.53%

What are the existing conditions these people have? *

  1. Tardive Dyskinesia (a disorder that involves involuntary movements): 1 person, 5.88%
  2. Schizophrenia, Paranoid Type (delusions and auditory hallucinations but relatively normal intellectual functioning and expression of affect): 1 person, 5.88%

* Approximation only. Some reports may have incomplete information.

Do you take Clozaril and have Haemolysis?

- Check whether Haemolysis 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 Clozaril:

Haemolysis treatments and more:

How severe was Haemolysis and when was it recovered:

Expand to all the drugs that have ingredients of clozapine:

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 Clozaril:

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 Haemolysis:

Browse all the conditions that are associated with Haemolysis:

Related publications that referenced our studies


How the study uses the data?

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