Actifed and Constipation - a phase IV clinical study of FDA data

Summary:

Constipation is reported as a side effect among people who take Actifed (pseudoephedrine hydrochloride; triprolidine hydrochloride), especially for people who are female, 60+ old, also take Tylenol, and have Dizziness.

The phase IV clinical study analyzes which people have Constipation when taking Actifed. It is created by eHealthMe based on reports of 991 people who have side effects when taking Actifed from the FDA, and is updated regularly.

What is Actifed?

Actifed has active ingredients of pseudoephedrine hydrochloride; triprolidine hydrochloride. It is often used in allergies. eHealthMe is studying from 1,091 Actifed users. Check the latest studies of Actifed.

What is Constipation?

Constipation is found to be associated with 3,003 drugs and 4,585 conditions by eHealthMe. Check the latest studies of Constipation.

On Nov, 04, 2025

991 people reported to have side effects when taking Actifed.
Among them, 66 people (6.66%) have Constipation.

Among these 66 people:

* Approximation only. Some reports may have incomplete information.

Do you take Actifed and have Constipation?

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Related studies:

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

Actifed (1,091 reports)

Constipation treatments and more:

Constipation (337,863 reports)

How severe was Constipation and when was it recovered:

Constipation in Actifed

Expand to all the drugs that have ingredients of pseudoephedrine hydrochloride; triprolidine hydrochloride:

Constipation and drugs with ingredients of pseudoephedrine hydrochloride; triprolidine hydrochloride (56 reports)

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+

Common Actifed side effects:

Browse all side effects of Actifed:

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

Common drugs associated with Constipation:

Browse all the drugs that are associated with Constipation:

Constipation (3,003 drugs)

Common conditions associated with Constipation:

Multiple myeloma: 13,777 reports
Pain exacerbated: 12,191 reports
Hypnosis and pain: 12,019 reports
Hypertension: 11,619 reports
High blood pressure: 11,579 reports
Multiple sclerosis aggravated: 7,362 reports
Ovarian cancer: 7,156 reports
Cancer - ovaries: 7,146 reports
Regional enteritis: 7,083 reports
Osteoporosis: 6,518 reports

Browse all the conditions that are associated with Constipation:

Constipation (4,585 conditions)

Drugs similar to Actifed and Constipation :

How the study uses the data?

The study uses data from the FDA. It is based on pseudoephedrine hydrochloride; triprolidine hydrochloride (the active ingredients of Actifed) and Actifed (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.