Zide and Hemianopia - a phase IV clinical study of FDA data

Summary:

Hemianopia is reported as a side effect among people who take Zide (hydrochlorothiazide), especially for people who are male, 60+ old, also take Ramipril, and have Multiple sclerosis.

The phase IV clinical study analyzes which people have Hemianopia when taking Zide. It is created by eHealthMe based on reports of 178,473 people who have side effects when taking Zide from the FDA, and is updated regularly.

What is Zide?

Zide has active ingredients of hydrochlorothiazide. It is often used in high blood pressure. eHealthMe is studying from 183,246 Zide users. Check the latest studies of Zide.

What is Hemianopia?

Hemianopia (blindness or reduction in vision in one half of the visual field due to damage of the optic pathways in the brain) is found to be associated with 203 drugs and 402 conditions by eHealthMe. Check the latest studies of Hemianopia.

On Aug, 11, 2026

178,473 people reported to have side effects when taking Zide.
Among them, 18 people (0.01%) have Hemianopia.

Among these 18 people:

What is the gender of people who have Hemianopia when taking Zide? *

female: 41.18 %
male: 58.82 %

What is the age of people who have Hemianopia when taking Zide? *

What are other drugs people take besides Zide? *

What are other side effects people have besides Hemianopia? *

Stroke (sudden death of a portion of the brain cells due to a lack of oxygen): 6 people, 33.33%
Nausea (feeling of having an urge to vomit): 5 people, 27.78%
Nausea And Vomiting: 5 people, 27.78%
Drowsiness: 5 people, 27.78%
Hypotension (abnormally low blood pressure): 4 people, 22.22%
Cerebral Haemorrhage (bleeding within the brain): 4 people, 22.22%
Hemiparesis (weakness on one side of the body): 4 people, 22.22%
Agitation (state of anxiety or nervous excitement): 4 people, 22.22%
Headache (pain in head): 4 people, 22.22%
Gait Disturbance: 4 people, 22.22%

What are the existing conditions these people have? *

Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 2 people, 11.11%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 1 person, 5.56%
Primary Pulmonary Hypertension (primary high blood pressure that affects the arteries in the lungs and the right side of your heart): 1 person, 5.56%
Polymyositis (inflammatory muscle disease that causes weakness of the skeletal muscles): 1 person, 5.56%
Peripheral Neuropathy (damage to nerves of the peripheral nervous system): 1 person, 5.56%
Osteoporosis (bones weak and more likely to break): 1 person, 5.56%
Myelodysplastic Syndrome (a group of conditions that occur when the blood-forming cells in the bone marrow are damaged): 1 person, 5.56%
Epilepsy (common and diverse set of chronic neurological disorders characterized by seizures): 1 person, 5.56%
Diabetes: 1 person, 5.56%
Atypical Mycobacterial Infection (infections caused by several types of mycobacterium similar to the germ that causes tuberculosis): 1 person, 5.56%

* Approximation only. Some reports may have incomplete information.

Do you take Zide and have Hemianopia?

- Check whether Hemianopia 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 Zide:

Zide (183,246 reports)

Hemianopia treatments and more:

Hemianopia (1,234 reports)

Browse all side effects of Zide:

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 Hemianopia:

Hemianopia (203 drugs)

Browse all the conditions that are associated with Hemianopia:

Hemianopia (402 conditions)

How the study uses the data?

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