Oxycodone and Drug level below therapeutic - a phase IV clinical study of FDA data

Summary:

Drug level below therapeutic is reported as a side effect among people who take Oxycodone (oxycodone hydrochloride), especially for people who are male, 50-59 old, have been taking the drug for < 1 month also take Inflectra, and have Ulcerative colitis.

The phase IV clinical study analyzes which people have Drug level below therapeutic when taking Oxycodone. It is created by eHealthMe based on reports of 159,853 people who have side effects when taking Oxycodone from the FDA, and is updated regularly.

What is Oxycodone?

Oxycodone has active ingredients of oxycodone hydrochloride. It is often used in pain. eHealthMe is studying from 162,592 Oxycodone users. Check the latest studies of Oxycodone.

What is Drug level below therapeutic?

Drug level below therapeutic is found to be associated with 411 drugs and 449 conditions by eHealthMe. Check the latest studies of Drug level below therapeutic.

On Jul, 09, 2026

159,853 people reported to have side effects when taking Oxycodone.
Among them, 44 people (0.03%) have Drug level below therapeutic.

Could Oxycodone cause Drug level below therapeutic?

Among these 44 people:

How long have people been on Oxycodone when they have Drug level below therapeutic? *

What is the gender of people who have Drug level below therapeutic when taking Oxycodone? *

female: 29.17 %
male: 70.83 %

What is the age of people who have Drug level below therapeutic when taking Oxycodone? *

What are other drugs people take besides Oxycodone? *

What are other side effects people have besides Drug level below therapeutic? *

Blood Pressure Fluctuation: 20 people, 45.45%
Drug Level Above Therapeutic: 20 people, 45.45%
High Blood Pressure: 14 people, 31.82%
Nasopharyngitis (inflammation of the nasopharynx): 14 people, 31.82%
Diverticulitis (digestive disease which involves the formation of pouches (diverticula) within the bowel wall): 11 people, 25.00%
Joint Pain: 11 people, 25.00%
Panniculitis (inflammation of the subcutaneous fat): 11 people, 25.00%
Heart Rate Decreased: 9 people, 20.45%
Uveitis (inflammation of the uvea): 9 people, 20.45%
Nausea And Vomiting: 9 people, 20.45%

What are the existing conditions these people have? *

Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 16 people, 36.36%
Ulcerative Colitis (inflammatory bowel disease (ibd). it causes swelling, ulcerations, and loss of function of the large intestine): 16 people, 36.36%
Abdominal Pain Upper: 2 people, 4.55%
Diarrhea: 2 people, 4.55%
Sedation: 2 people, 4.55%
Gastric Ulcer (stomach ulcer): 2 people, 4.55%
Headache (pain in head): 1 person, 2.27%
Endocarditis (inflammation in heart muscle): 1 person, 2.27%
Fever: 1 person, 2.27%
Glioblastoma (most common and most aggressive malignant primary brain tumour in humans): 1 person, 2.27%

* Approximation only. Some reports may have incomplete information.

Do you take Oxycodone and have Drug level below therapeutic?

- Check whether Drug level below therapeutic is associated with a drug or a condition
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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Oxycodone:

Oxycodone (162,592 reports)

Browse all side effects of Oxycodone:

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 Drug level below therapeutic:

Drug level below therapeutic (411 drugs)

Browse all the conditions that are associated with Drug level below therapeutic:

Drug level below therapeutic (449 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on oxycodone hydrochloride (the active ingredients of Oxycodone) and Oxycodone (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.