Sudafed 24 hour and Overdose - a phase IV clinical study of FDA data

Summary:

Overdose is reported as a side effect among people who take Sudafed 24 hour (pseudoephedrine hydrochloride), especially for people who are female, 10-19 old, have been taking the drug for < 1 month also take Amphetamine, and have Headache.

The phase IV clinical study analyzes which people have Overdose when taking Sudafed 24 hour. It is created by eHealthMe based on reports of 559 people who have side effects when taking Sudafed 24 hour from the FDA, and is updated regularly.

What is Sudafed 24 hour?

Sudafed 24 hour has active ingredients of pseudoephedrine hydrochloride. It is often used in nasal congestion. eHealthMe is studying from 646 Sudafed 24 hour users. Check the latest studies of Sudafed 24 hour.

What is Overdose?

Overdose is found to be associated with 2,217 drugs and 2,472 conditions by eHealthMe. Check the latest studies of Overdose.

On Jul, 16, 2026

559 people reported to have side effects when taking Sudafed 24 hour.
Among them, 45 people (8.05%) have Overdose.

Among these 45 people:

How long have people been on Sudafed 24 hour when they have Overdose? *

What is the gender of people who have Overdose when taking Sudafed 24 hour? *

female: 68.42 %
male: 31.58 %

What is the age of people who have Overdose when taking Sudafed 24 hour? *

What are other drugs people take besides Sudafed 24 hour? *

What are other side effects people have besides Overdose? *

Dizziness: 5 people, 11.11%
Drug Ineffective: 4 people, 8.89%
Weakness: 3 people, 6.67%
Coughing Up Blood: 3 people, 6.67%
Nausea (feeling of having an urge to vomit): 2 people, 4.44%
Hyperkinetic Syndrome (attention deficit disorder): 1 person, 2.22%
Breathing - Slowed Or Stopped: 1 person, 2.22%
Cardiac Arrest: 1 person, 2.22%
Cough: 1 person, 2.22%
Drug Screen Positive: 1 person, 2.22%

What are the existing conditions these people have? *

Sinus Headache (headache caused by sinus infections): 3 people, 6.67%
Headache (pain in head): 3 people, 6.67%
Sinus Disorder (disease of sinus): 2 people, 4.44%
Nasopharyngitis (inflammation of the nasopharynx): 2 people, 4.44%
Ill-Defined Disorder: 2 people, 4.44%
Allergic Respiratory Disease: 2 people, 4.44%
Sinusitis (inflammation of sinus): 1 person, 2.22%
Respiratory Tract Infection: 1 person, 2.22%
Multiple Allergies (allergy to multiple agents): 1 person, 2.22%
Hypersensitivity: 1 person, 2.22%

* Approximation only. Some reports may have incomplete information.

Do you take Sudafed 24 hour and have Overdose?

- Check whether Overdose 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 Sudafed 24 hour:

Sudafed 24 hour (646 reports)

Overdose treatments and more:

Overdose (229,245 reports)

Browse all side effects of Sudafed 24 hour:

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 Overdose:

Overdose (2,217 drugs)

Browse all the conditions that are associated with Overdose:

Overdose (2,472 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on pseudoephedrine hydrochloride (the active ingredients of Sudafed 24 hour) and Sudafed 24 hour (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.