Yaz and Dysstasia - a phase IV clinical study of FDA data

Summary:

Dysstasia is reported as a side effect among people who take Yaz (drospirenone; ethinyl estradiol), especially for people who are female, 40-49 old, have been taking the drug for 1 - 6 months also take Yasmin, and have Premenstrual syndrome.

The phase IV clinical study analyzes which people have Dysstasia 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 Dysstasia?

Dysstasia (difficulty in standing) is found to be associated with 1,389 drugs and 1,368 conditions by eHealthMe. Check the latest studies of Dysstasia.

On Jul, 12, 2026

39,984 people reported to have side effects when taking Yaz.
Among them, 49 people (0.12%) have Dysstasia.

Among these 49 people:

How long have people been on Yaz when they have Dysstasia? *

What is the gender of people who have Dysstasia when taking Yaz? *

female: 97.92 %
male: 2.08 %

What is the age of people who have Dysstasia when taking Yaz? *

What are other drugs people take besides Yaz? *

Yasmin: 10 people, 20.41%
Colace: 7 people, 14.29%
Protonix: 6 people, 12.24%
Cetirizine Hydrochloride: 5 people, 10.20%
Beyaz: 5 people, 10.20%
Zoloft: 5 people, 10.20%
Macrobid: 4 people, 8.16%
Vitamin B12: 4 people, 8.16%
Ergocalciferol: 4 people, 8.16%
Prozac: 4 people, 8.16%

What are other side effects people have besides Dysstasia? *

Pain: 23 people, 46.94%
Injury: 21 people, 42.86%
Gait Disturbance: 20 people, 40.82%
Pulmonary Embolism (blockage of the main artery of the lung): 19 people, 38.78%
Stress And Anxiety: 18 people, 36.73%
Deep Venous Thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis): 16 people, 32.65%
Nausea (feeling of having an urge to vomit): 16 people, 32.65%
Emotional Distress: 13 people, 26.53%
Pain In Extremity: 11 people, 22.45%
Headache (pain in head): 11 people, 22.45%

What are the existing conditions these people have? *

Pain: 6 people, 12.24%
Premenstrual Syndrome: 6 people, 12.24%
Heavy Or Prolong Menstrual Bleeding: 4 people, 8.16%
Menstruation Irregular: 4 people, 8.16%
Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 3 people, 6.12%
Dysmenorrhea (painful menstruation): 3 people, 6.12%
Weight Decreased: 3 people, 6.12%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 2 people, 4.08%
Chronic Thyroiditis (long lasting inflammation of thyroid gland): 2 people, 4.08%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 2 people, 4.08%

* Approximation only. Some reports may have incomplete information.

Do you take Yaz and have Dysstasia?

- Check whether Dysstasia 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)

Dysstasia treatments and more:

Dysstasia (35,077 reports)

How severe was Dysstasia and when was it recovered:

Dysstasia in Yaz

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

Dysstasia and drugs with ingredients of drospirenone; ethinyl estradiol (78 reports)

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 Dysstasia:

Dysstasia (1,389 drugs)

Browse all the conditions that are associated with Dysstasia:

Dysstasia (1,368 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.