Yaz and Brain stem infarction - a phase IV clinical study of FDA data

Summary:

Brain stem infarction is reported as a side effect among people who take Yaz (drospirenone; ethinyl estradiol), especially for people who are female, 30-39 old, have been taking the drug for 1 - 6 months also take Yasmin, and have Depression.

The phase IV clinical study analyzes which people have Brain stem infarction when taking Yaz. It is created by eHealthMe based on reports of 39,984 people who have side effects when taking Yaz from the FDA, and is updated regularly.

What is Yaz?

Yaz has active ingredients of drospirenone; ethinyl estradiol. It is often used in birth control. eHealthMe is studying from 41,514 Yaz users. Check the latest studies of Yaz.

What is Brain stem infarction?

Brain stem infarction (brainstem stroke) is found to be associated with 192 drugs and 367 conditions by eHealthMe. Check the latest studies of Brain stem infarction.

On Jul, 17, 2026

39,984 people reported to have side effects when taking Yaz.
Among them, 19 people (0.05%) have Brain stem infarction.

Among these 19 people:

How long have people been on Yaz when they have Brain stem infarction? *

What is the gender of people who have Brain stem infarction when taking Yaz? *

female: 89.47 %
male: 10.53 %

What is the age of people who have Brain stem infarction when taking Yaz? *

What are other drugs people take besides Yaz? *

What are other side effects people have besides Brain stem infarction? *

Stroke (sudden death of a portion of the brain cells due to a lack of oxygen): 13 people, 68.42%
Stress And Anxiety: 10 people, 52.63%
Pain: 7 people, 36.84%
Speech Impairment (Adult) (inability to speak (adult)): 7 people, 36.84%
Cerebellar Infarction (impaired blood circulation to cerebellum): 6 people, 31.58%
Hypoaesthesia (reduced sense of touch or sensation): 6 people, 31.58%
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect): 5 people, 26.32%
Fatigue (feeling of tiredness): 5 people, 26.32%
Dizziness: 5 people, 26.32%
Cerebral Infarction (less blood supply to brain resulting tissue damage): 4 people, 21.05%

What are the existing conditions these people have? *

Stress And Anxiety: 5 people, 26.32%
Depression: 5 people, 26.32%
Premenstrual Syndrome: 3 people, 15.79%
Weight Decreased: 2 people, 10.53%
Polycystic Ovary Disease (cysts in the ovaries that occurs when the follicle stops developing): 2 people, 10.53%
Pain: 2 people, 10.53%
Ovarian Cysts (fluid filled sacs of the ovary): 2 people, 10.53%
Migraine (headache): 2 people, 10.53%
Insomnia (sleeplessness): 2 people, 10.53%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 2 people, 10.53%

* Approximation only. Some reports may have incomplete information.

Do you take Yaz and have Brain stem infarction?

- Check whether Brain stem infarction 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 Yaz:

Yaz (41,514 reports)

Brain stem infarction treatments and more:

Brain stem infarction (1,705 reports)

How severe was Brain stem infarction and when was it recovered:

Brain stem infarction in Yaz

Expand to all the drugs that have ingredients of drospirenone; ethinyl estradiol:

Brain stem infarction and drugs with ingredients of drospirenone; ethinyl estradiol

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 Yaz:

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 Brain stem infarction:

Brain stem infarction (192 drugs)

Browse all the conditions that are associated with Brain stem infarction:

Brain stem infarction (367 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on drospirenone; ethinyl estradiol (the active ingredients of Yaz) and Yaz (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.