Doxycycline and Pupils unequal - a phase IV clinical study of FDA data

Summary:

Pupils unequal is reported as a side effect among people who take Doxycycline (doxycycline hyclate), especially for people who are male, 50-59 old, also take Testim, and have Multiple myeloma.

The phase IV clinical study analyzes which people have Pupils unequal when taking Doxycycline. It is created by eHealthMe based on reports of 57,458 people who have side effects when taking Doxycycline from the FDA, and is updated regularly.

What is Doxycycline?

Doxycycline has active ingredients of doxycycline hyclate. It is often used in acne. eHealthMe is studying from 60,868 Doxycycline users. Check the latest studies of Doxycycline.

What is Pupils unequal?

Pupils unequal is found to be associated with 210 drugs and 392 conditions by eHealthMe. Check the latest studies of Pupils unequal.

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, 02, 2026

57,458 people reported to have side effects when taking Doxycycline.
Among them, 13 people (0.02%) have Pupils unequal.

Among these 13 people:

What is the gender of people who have Pupils unequal when taking Doxycycline? *

female: 38.46 %
male: 61.54 %

What is the age of people who have Pupils unequal when taking Doxycycline? *

What are other drugs people take besides Doxycycline? *

What are other side effects people have besides Pupils unequal? *

Pain: 12 people, 92.31%
Nausea (feeling of having an urge to vomit): 12 people, 92.31%
Stress And Anxiety: 12 people, 92.31%
Weight Decreased: 10 people, 76.92%
Lumbar Spinal Stenosis (a medical condition in which the spinal canal narrows and compresses the spinal cord and nerves at the level of the lumbar bone): 10 people, 76.92%
Intervertebral Disc Degeneration (spinal disc degeneration): 10 people, 76.92%
Hyperplasia (enlargement of an organ or tissue): 10 people, 76.92%
High Blood Cholesterol: 10 people, 76.92%
Headache (pain in head): 10 people, 76.92%
Fatigue (feeling of tiredness): 10 people, 76.92%

What are the existing conditions these people have? *

Multiple Myeloma (cancer of the plasma cells): 7 people, 53.85%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 2 people, 15.38%
Pain: 1 person, 7.69%
Fever: 1 person, 7.69%
Endocrine Neoplasm (tumour of endocrine glands): 1 person, 7.69%
Dyspnea (difficult or laboured breathing): 1 person, 7.69%
Constipation: 1 person, 7.69%
Chest Pain: 1 person, 7.69%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 1 person, 7.69%
Cardiac Failure Congestive: 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

Do you take Doxycycline and have Pupils unequal?

- Check whether Pupils unequal 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 Doxycycline:

Doxycycline (60,868 reports)

Pupils unequal treatments and more:

Pupils unequal (1,809 reports)

Browse all side effects of Doxycycline:

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 Pupils unequal:

Pupils unequal (210 drugs)

Browse all the conditions that are associated with Pupils unequal:

Pupils unequal (392 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on doxycycline hyclate (the active ingredients of Doxycycline) and Doxycycline (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.