Fentanyl citrate and Hydrocephalus - a phase IV clinical study of FDA data

Summary:

Hydrocephalus is reported as a side effect among people who take Fentanyl citrate (fentanyl citrate), especially for people who are male, 50-59 old, have been taking the drug for < 1 month also take Prochlorperazine, and have Epilepsy.

The phase IV clinical study analyzes which people have Hydrocephalus when taking Fentanyl citrate. It is created by eHealthMe based on reports of 21,231 people who have side effects when taking Fentanyl citrate from the FDA, and is updated regularly.

What is Fentanyl citrate?

Fentanyl citrate has active ingredients of fentanyl citrate. It is often used in pain. eHealthMe is studying from 21,294 Fentanyl citrate users. Check the latest studies of Fentanyl citrate.

What is Hydrocephalus?

Hydrocephalus (water on the brain) is found to be associated with 763 drugs and 1,369 conditions by eHealthMe. Check the latest studies of Hydrocephalus.



On Jul, 15, 2026

21,231 people reported to have side effects when taking Fentanyl citrate.
Among them, 26 people (0.12%) have Hydrocephalus.

Could Fentanyl citrate cause Hydrocephalus?

Among these 26 people:

How long have people been on Fentanyl citrate when they have Hydrocephalus? *

  • < 1 month: 75 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 25 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Hydrocephalus when taking Fentanyl citrate? *

  • female: 46.15 %
  • male: 53.85 %

What is the age of people who have Hydrocephalus when taking Fentanyl citrate? *

  • 0-1: 8.7 %
  • 2-9: 13.04 %
  • 10-19: 0.0 %
  • 20-29: 13.04 %
  • 30-39: 17.39 %
  • 40-49: 17.39 %
  • 50-59: 30.43 %
  • 60+: 0.0 %

What are other drugs people take besides Fentanyl citrate? *

  1. Acetaminophen: 3 people, 11.54%
  2. Lasix: 3 people, 11.54%
  3. Prochlorperazine: 3 people, 11.54%
  4. Hydrocodone: 2 people, 7.69%
  5. Metoclopramide: 2 people, 7.69%
  6. Chloramphenicol: 2 people, 7.69%
  7. Compazine: 2 people, 7.69%
  8. Coumadin: 2 people, 7.69%
  9. Nexium: 2 people, 7.69%
  10. Nasonex: 2 people, 7.69%

What are other side effects people have besides Hydrocephalus? *

  1. Brain Oedema (excess accumulation of fluid in the intracellular or extracellular spaces of the brain): 16 people, 61.54%
  2. Unresponsive To Stimuli: 11 people, 42.31%
  3. Overdose: 8 people, 30.77%
  4. High Blood Pressure: 7 people, 26.92%
  5. Head Injury: 5 people, 19.23%
  6. Encephalomalacia (localized softening of the brain substance, due to haemorrhage or inflammation): 5 people, 19.23%
  7. Intracranial Pressure Increased (high pressure inside the skull and thus in the brain tissue and cerebrospinal fluid): 5 people, 19.23%
  8. Nausea And Vomiting: 5 people, 19.23%
  9. Bradycardia (abnormally slow heart action): 5 people, 19.23%
  10. Abdominal Pain: 4 people, 15.38%

What are the existing conditions these people have? *

  1. Sedation: 3 people, 11.54%
  2. Epilepsy (common and diverse set of chronic neurological disorders characterized by seizures): 3 people, 11.54%
  3. Hypotension (abnormally low blood pressure): 2 people, 7.69%
  4. Infection: 2 people, 7.69%
  5. Fever: 2 people, 7.69%
  6. Pneumonia Aspiration (bronchopneumonia that develops due to the entrance of foreign materials into the bronchial tree): 2 people, 7.69%
  7. Multiple Myeloma (cancer of the plasma cells): 2 people, 7.69%
  8. Upper Respiratory Tract Infection: 2 people, 7.69%
  9. Folate Deficiency (lack of folic acid): 1 person, 3.85%
  10. Flatulence (flatus expelled through the anus): 1 person, 3.85%

* Approximation only. Some reports may have incomplete information.

Do you take Fentanyl citrate and have Hydrocephalus?

- Check whether Hydrocephalus 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 Fentanyl citrate:

Hydrocephalus treatments and more:

How severe was Hydrocephalus and when was it recovered:

Expand to all the drugs that have ingredients of fentanyl citrate:

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 Fentanyl citrate:

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 Hydrocephalus:

Browse all the conditions that are associated with Hydrocephalus:


How the study uses the data?

The study uses data from the FDA. It is based on fentanyl citrate (the active ingredients of Fentanyl citrate) and Fentanyl citrate (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.



Recent studies on eHealthMe: