Vitamin c and Hallucinations - a phase IV clinical study of FDA data
Summary:
Hallucinations is found among people who take Vitamin c, especially for people who are male, 60+ old, have been taking the drug for 6 - 12 months.
The phase IV clinical study analyzes which people take Vitamin c and have Hallucinations. It is created by eHealthMe based on reports of 69,560 people who have side effects when taking Vitamin c from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.
Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.
69,560 people reported to have side effects when taking Vitamin c.
Among them, 420 people (0.6%) have Hallucinations.
What is Vitamin c?
Vitamin c has active ingredients of l-ascorbic acid. It is often used in immune response. eHealthMe is studying from 71,892 Vitamin c users for its effectiveness, alternative drugs and more.
What is Hallucinations?
Hallucinations (sensations that appear real but are created by your mind) is found to be associated with 3,009 drugs and 2,570 conditions by eHealthMe.
Number of Vitamin c and Hallucinations reports submitted per year:

Time on Vitamin c when people have Hallucinations *:
Gender of people who have Hallucinations when taking Vitamin c*:
Age of people who have Hallucinations when taking Vitamin c *:
Common drugs people take besides Vitamin c *:
Common side effects people have besides Hallucinations *:
Common conditions people have *:
* Approximation only. Some reports may have incomplete information.
Do you take Vitamin c and have Hallucinations?
Check whether Hallucinations is associated with a drug or a conditionHow to use the study?
You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.
Related publications that referenced our studies
- Ezeji GC, Inoue T, Bahtiyar G, Sacerdote A, "Hallucinations associated with miglitol use in a patient with chronic kidney disease and hypothyroidism", BMJ case reports, 2015 Feb .
- Boschee T, DO PGY II, "Acute Hallucinations: Where Did That Come From?", , 2007 Jan .
Related studies
How severe was Hallucinations and when was it recovered:
Expand to all the drugs that have ingredients of l-ascorbic acid:
Alternative drugs to, pros and cons of Vitamin c:
- Vitamin c (71,892 reports)
Common Vitamin c side effects:
- Fatigue (feeling of tiredness): 8,483 reports
- Headache (pain in head): 5,782 reports
- Pain: 5,471 reports
- Diarrhea: 5,460 reports
- Drug ineffective: 5,019 reports
- Rashes (redness): 4,618 reports
- Weakness: 4,603 reports
- Dizziness: 3,925 reports
Browse all side effects of Vitamin c:
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 zHallucinations treatments and more:
- Hallucinations (84,547 reports)
COVID vaccines that are related to Hallucinations:
- Hallucinations in Moderna COVID Vaccine
- Hallucinations in Pfizer BioNTech Covid Vaccine
- Hallucinations in Johnson and Johnson Covid Vaccine
Common drugs associated with Hallucinations:
- Nuplazid: 8,703 reports
- Aspirin: 3,212 reports
- Gabapentin: 2,483 reports
- Seroquel: 2,453 reports
- Omeprazole: 2,249 reports
- Sinemet: 2,182 reports
- Tramadol: 1,817 reports
- Lyrica: 1,774 reports
- Furosemide: 1,769 reports
- Clonazepam: 1,710 reports
All the drugs that are associated with Hallucinations:
- Hallucinations (3,009 drugs)
Common conditions associated with Hallucinations:
- Parkinson's disease: 9,493 reports
- Depression: 3,751 reports
- Pain: 3,359 reports
- High blood pressure: 2,115 reports
All the conditions that are associated with Hallucinations:
- Hallucinations (2,570 conditions)
How the study uses the data?
The study uses data from the FDA. It is based on l-ascorbic acid (the active ingredients of Vitamin c) and Vitamin c (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.
Who is eHealthMe?
With medical big data and proven AI 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 600+ 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.
Recent studies on eHealthMe:
- Clopra and Tessalon drug interaction - a second ago
- Glioma and Pneumonia Cytomegaloviral - 3 seconds ago
- Aminophylline and Faecaloma - 4 seconds ago
- Xalkori and Neoplasm Malignant - 5 seconds ago
- Indapamide and Metastasis - 10 seconds ago
- Pilocarpine Hydrochloride and Weight Decreased - 14 seconds ago
- Escitalopram and Pruritus Aggravated - 15 seconds ago
- Metoprolol Tartrate and Magnesium Malate drug interaction - 16 seconds ago
- Loperamide Hydrochloride and Docosanol drug interaction - 18 seconds ago
- Chills and drugs of ingredients of ciclesonide - 18 seconds ago