Headache in Fentanyl-75 - how severe and when it was recovered? (a real world drug study)

Summary:

We study how severe was Headache, when it was recovered, drug effectiveness, race, and more among people who take Fentanyl-75 (fentanyl). This phase IV clinical study is created by eHealthMe based on reports submitted to eHealthMe, and is updated regularly.

What is Fentanyl-75?

Fentanyl-75 has active ingredients of fentanyl. It is often used in pain. eHealthMe is studying from 484 Fentanyl-75 users. Check the latest studies of Fentanyl-75.

What is Headache?

Headache (pain in head) is found to be associated with 3,754 drugs and 5,772 conditions by eHealthMe. Check the latest studies of Headache.

On Jul, 02, 2026

11 people who have Headache while taking Fentanyl-75 were studied.

Severity of Headache *:

least: 0.0 %
moderate: 60 %
severe: 40 %
most severe: 0.0 %

When people recovered from Headache *:

while on drug: 40 %
after off the drug: 20 %
not yet: 40 %

Effectiveness of Fentanyl-75 *:

not at all: 10 %
somewhat: 10 %
moderate: 50 %
high: 30 %
very high: 0.0 %

Race of the people *:

African American, Non-Hispanic: 0.0 %
American Indian/Alaska Native: 0.0 %
Asian: 0.0 %
Hispanic: 0.0 %
Native Hawaiians/Pacific Islanders: 10 %
Two or more races: 0.0 %
White, Non-Hispanic: 90 %

Time on Fentanyl-75 *:

Gender of people when taking Fentanyl-75 *:

female: 72.73 %
male: 27.27 %

Age of people when taking Fentanyl-75 *:

Conditions people have *:

Back Pain: 3 people, 27.27%
Breakthrough Pain: 3 people, 27.27%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 2 people, 18.18%
Sleep Disorder: 2 people, 18.18%
Muscle Aches (muscle pain): 2 people, 18.18%
Depression: 2 people, 18.18%
Drowsiness: 1 person, 9.09%
Hot Flush (sudden feelings of heat): 1 person, 9.09%
Herniated Nucleus Pulposus (Slipped Disk): 1 person, 9.09%
Generalized Anxiety Disorder (excessive, uncontrollable, unexplained and often irrational worry): 1 person, 9.09%

Other drugs people take besides Fentanyl-75 *:

Other side effects people have besides Headache *:

Abdominal Pain: 2 people, 18.18%
Chronic Fatigue Syndrome (disorder that causes extreme fatigue): 2 people, 18.18%
Dizziness: 2 people, 18.18%
Joint Pain: 2 people, 18.18%
Weakness: 2 people, 18.18%
Vision Blurred: 2 people, 18.18%
Agitation (state of anxiety or nervous excitement): 1 person, 9.09%
Dry Eyes (lack of adequate tears): 1 person, 9.09%
Itching: 1 person, 9.09%
Hip Pain: 1 person, 9.09%

* Approximation only. Some reports may have incomplete information.

Do you take Fentanyl-75 and have Headache?

Check whether Headache is associated with a drug or a condition

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.

Related studies

Headache in Fentanyl-75

How the study uses the data?

The study is based on fentanyl (the active ingredients of Fentanyl-75). Other drugs that have the same active ingredients (e.g. generic drugs) are considered. Dosage of drugs is not considered in the study.

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.