Orencia and Hallucinations - a phase IV clinical study of FDA data

Summary:

Hallucinations is reported as a side effect among people who take Orencia (abatacept), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Dilaudid, and have Retinal vessel occlusion.

The phase IV clinical study analyzes which people have Hallucinations when taking Orencia. It is created by eHealthMe based on reports of 135,080 people who have side effects when taking Orencia from the FDA, and is updated regularly.

What is Orencia?

Orencia has active ingredients of abatacept. It is often used in rheumatoid arthritis. eHealthMe is studying from 135,414 Orencia users. Check the latest studies of Orencia.

What is Hallucinations?

Hallucinations (sensations that appear real but are created by your mind) is found to be associated with 1,912 drugs and 2,721 conditions by eHealthMe. Check the latest studies of Hallucinations.

On Apr, 14, 2026

135,080 people reported to have side effects when taking Orencia.
Among them, 44 people (0.03%) have Hallucinations.

Among these 44 people:

How long have people been on Orencia when they have Hallucinations? *

What is the gender of people who have Hallucinations when taking Orencia? *

female: 59.52 %
male: 40.48 %

What is the age of people who have Hallucinations when taking Orencia? *

What are other drugs people take besides Orencia? *

What are other side effects people have besides Hallucinations? *

Weakness: 13 people, 29.55%
Memory Loss: 13 people, 29.55%
Fall: 11 people, 25.00%
Pain: 10 people, 22.73%
Rashes (redness): 10 people, 22.73%
Skin Cancer: 9 people, 20.45%
Arthropathy: 9 people, 20.45%
Pneumonia: 9 people, 20.45%
Weight Decreased: 8 people, 18.18%
Urinary Tract Infection: 8 people, 18.18%

What are the existing conditions these people have? *

Ulcer Haemorrhage (bleeding ulcer): 3 people, 6.82%
Pain: 3 people, 6.82%
Attention Deficit Hyperactivity Disorder (a chronic condition including attention difficulty, hyperactivity, and impulsiveness): 3 people, 6.82%
Headache (pain in head): 3 people, 6.82%
Thyroid Diseases: 3 people, 6.82%
Adrenal Insufficiency (a condition in which the adrenal glands do not produce adequate amounts of steroids): 3 people, 6.82%
Pneumonia: 3 people, 6.82%
Retinal Vessel Occlusion (a blockage in one of the small arteries): 3 people, 6.82%
Pharyngitis Streptococcal (inflammation of the pharynx caused by infection from. streptococcus): 1 person, 2.27%
Neck Pain: 1 person, 2.27%

* Approximation only. Some reports may have incomplete information.

Do you take Orencia and have Hallucinations?

- Check whether Hallucinations 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 Orencia:

Orencia (135,414 reports)

Hallucinations treatments and more:

Hallucinations (98,682 reports)

Browse all side effects of Orencia:

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 Hallucinations:

Hallucinations (1,912 drugs)

Browse all the conditions that are associated with Hallucinations:

Hallucinations (2,721 conditions)

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 .
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 .

How the study uses the data?

The study uses data from the FDA. It is based on abatacept (the active ingredients of Orencia) and Orencia (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.