Timoptic and Nitrostat drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Timoptic (timolol maleate) and Nitrostat (nitroglycerin). Common drug interactions include drug hypersensitivity among females and dyspnoea among males.

The phase IV clinical study analyzes what interactions people have when they take Timoptic and Nitrostat. It is created by eHealthMe based on reports of 22 people who take the same drugs from the FDA, and is updated regularly.

What is Timoptic?

Timoptic has active ingredients of timolol maleate. It is often used in glaucoma. eHealthMe is studying from 4,247 Timoptic users. Check the latest studies of Timoptic.

What is Nitrostat?

Nitrostat has active ingredients of nitroglycerin. It is often used in chest pain. eHealthMe is studying from 14,082 Nitrostat users. Check the latest studies of Nitrostat.



On Jul, 31, 2026

22 people who take Timoptic and Nitrostat together, and have interactions are studied.

Timoptic and Nitrostat drug interactions.

What are the common drug interactions of Timoptic and Nitrostat, by gender? *:

female:

  1. Drug hypersensitivity
  2. Drug ineffective
  3. Flushing (the warm, red condition of human skin)
  4. Headache (pain in head)
  5. Hypercholesterolaemia (high levels of cholesterol in the blood)
  6. Hypoaesthesia (reduced sense of touch or sensation)
  7. Memory impairment
  8. Myalgia (muscle pain)
  9. Neck pain
  10. Nocturnal dyspnoea (attacks of severe shortness of breath and coughing that generally occur at night)

male:

  1. Dyspnoea (difficult or laboured respiration)
  2. Fluid retention (an abnormal accumulation of fluid in the blood)
  3. Blood bilirubin increased
  4. Blood creatinine increased
  5. Blood glucose increased
  6. Blood pressure diastolic decreased
  7. Blood urea increased
  8. Cardiac failure
  9. Cardiac failure congestive
  10. Constipation

What are the common drug interactions of Timoptic and Nitrostat, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

  1. Abscess (pus)
  2. Anxiety
  3. Arterial disorder
  4. Back pain
  5. Blood glucose increased
  6. Cardiac valve disease (heart valve disease)
  7. Coronary artery atherosclerosis (life-threatening blockages in the arteries of your heart)
  8. Coronary artery disease (plaque building up along the inner walls of the arteries of the heart, which narrows the arteries and restricts blood flow to the heart)
  9. Dental caries
  10. Depressed mood

50-59:

  1. Tooth disorder (tooth disease)
  2. Urinary incontinence (inability to control the flow of urine and involuntary urination)
  3. Back pain
  4. Dental caries
  5. Diabetes mellitus (diabetes, caused by a deficiency of the pancreatic hormone insulin)
  6. Diplopia (double vision)
  7. Dizziness
  8. Fall
  9. Hypotension (abnormally low blood pressure)
  10. Impaired healing

60+:

  1. Dyspnoea (difficult or laboured respiration)
  2. Arthralgia (joint pain)
  3. Anorexia (eating disorder characterized by immoderate food restriction and irrational fear of gaining weight)
  4. Arthritis (form of joint disorder that involves inflammation of one or more joints)
  5. Asthenia (weakness)
  6. Back pain
  7. Blood bilirubin increased
  8. Blood creatinine increased
  9. Blood glucose increased
  10. Blood pressure diastolic decreased

What are the existing conditions these people have? *

  1. Pain: 4 people, 18.18%
  2. Nausea (feeling of having an urge to vomit): 3 people, 13.64%
  3. Prostatic Disorder: 2 people, 9.09%
  4. Multiple Myeloma (cancer of the plasma cells): 2 people, 9.09%
  5. High Blood Cholesterol: 2 people, 9.09%
  6. Cardiac Disorder: 2 people, 9.09%
  7. Abdominal Pain Upper: 2 people, 9.09%

* Approximation only. Some reports may have incomplete information.

Do you take Timoptic and Nitrostat?

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Related studies:

Effectiveness of, side effects of, and alternative drugs to the 2 drugs:

Browse all drug interactions of Timoptic and Nitrostat:

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

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 Timoptic:

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 side effects of Nitrostat:

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 interactions between Timoptic and drugs from A to Z:

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 interactions between Nitrostat and drugs from A to Z:

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

How the study uses the data?

The study uses data from the FDA. It is based on timolol maleate and nitroglycerin (the active ingredients of Timoptic and Nitrostat, respectively), and Timoptic and Nitrostat (the brand names). 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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