Vitamin b and Photophobia - a phase IV clinical study of FDA data

Summary:

Photophobia is reported as a side effect among people who take Vitamin b (l - carnitine), especially for people who are female, 60+ old, also take Epinephrine, and have Immunodeficiency common variable.

The phase IV clinical study analyzes which people have Photophobia when taking Vitamin b. It is created by eHealthMe based on reports of 13,019 people who have side effects when taking Vitamin b from the FDA, and is updated regularly.

What is Vitamin b?

Vitamin b has active ingredients of l - carnitine. It is often used in fatigue. eHealthMe is studying from 13,272 Vitamin b users. Check the latest studies of Vitamin b.

What is Photophobia?

Photophobia (extreme sensitivity to light) is found to be associated with 1,299 drugs and 1,831 conditions by eHealthMe. Check the latest studies of Photophobia.

On Jul, 08, 2026

13,019 people reported to have side effects when taking Vitamin b.
Among them, 26 people (0.2%) have Photophobia.

Among these 26 people:

What is the gender of people who have Photophobia when taking Vitamin b? *

female: 77.27 %
male: 22.73 %

What is the age of people who have Photophobia when taking Vitamin b? *

What are other drugs people take besides Vitamin b? *

Acetaminophen: 11 people, 42.31%
Vitamin D3: 11 people, 42.31%
Epinephrine: 11 people, 42.31%
Sodium Chloride: 10 people, 38.46%
Calcium: 10 people, 38.46%
Lidocaine: 9 people, 34.62%
Vitamin C: 9 people, 34.62%
Heparin: 8 people, 30.77%
Triamcinolone Acetonide: 8 people, 30.77%
Diphenhydramine Hydrochloride: 7 people, 26.92%

What are other side effects people have besides Photophobia? *

Headache (pain in head): 13 people, 50.00%
Pain: 10 people, 38.46%
Rashes (redness): 9 people, 34.62%
Weakness: 7 people, 26.92%
Urinary Tract Infection: 7 people, 26.92%
Dizziness: 7 people, 26.92%
Eye Pain: 6 people, 23.08%
Vision Blurred: 6 people, 23.08%
Infusion Related Reaction: 6 people, 23.08%
Neck Pain: 6 people, 23.08%

What are the existing conditions these people have? *

Immunodeficiency Common Variable: 8 people, 30.77%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 11.54%
Primary Myelofibrosis (primary disorder of the bone marrow): 2 people, 7.69%
Chronic Inflammatory Demyelinating Polyradiculoneuropathy (long lasting infection of nerves outside brain and spinal cord): 2 people, 7.69%
Nausea (feeling of having an urge to vomit): 2 people, 7.69%
Headache (pain in head): 2 people, 7.69%
Urinary Tract Infection: 1 person, 3.85%
Hearing Loss: 1 person, 3.85%
Attention Deficit Hyperactivity Disorder (a chronic condition including attention difficulty, hyperactivity, and impulsiveness): 1 person, 3.85%
Cardiac Disorder: 1 person, 3.85%

* Approximation only. Some reports may have incomplete information.

Do you take Vitamin b and have Photophobia?

- Check whether Photophobia 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 Vitamin b:

Vitamin b (13,272 reports)

Photophobia treatments and more:

Photophobia (21,346 reports)

Browse all side effects of Vitamin b:

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 Photophobia:

Photophobia (1,299 drugs)

Browse all the conditions that are associated with Photophobia:

Photophobia (1,831 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on l - carnitine (the active ingredients of Vitamin b) and Vitamin b (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.