Armour thyroid and Urinary retention - a phase IV clinical study of FDA data

Summary:

Urinary retention is reported as a side effect among people who take Armour thyroid (thyroid tablets, usp), especially for people who are female, 60+ old, also take Amoxicillin, and have Multiple sclerosis.

The phase IV clinical study analyzes which people have Urinary retention when taking Armour thyroid. It is created by eHealthMe based on reports of 10,921 people who have side effects when taking Armour thyroid from the FDA, and is updated regularly.

What is Armour thyroid?

Armour thyroid has active ingredients of thyroid tablets, usp. It is often used in hypothyroidism. eHealthMe is studying from 11,975 Armour thyroid users. Check the latest studies of Armour thyroid.

What is Urinary retention?

Urinary retention (the inability to completely or partially empty the bladder) is found to be associated with 1,570 drugs and 1,740 conditions by eHealthMe. Check the latest studies of Urinary retention.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Aug, 19, 2026

10,921 people reported to have side effects when taking Armour thyroid.
Among them, 23 people (0.21%) have Urinary retention.

Could Armour thyroid cause Urinary retention?

Among these 23 people:

What is the gender of people who have Urinary retention when taking Armour thyroid? *

female: 65.22 %
male: 34.78 %

What is the age of people who have Urinary retention when taking Armour thyroid? *

What are other drugs people take besides Armour thyroid? *

What are other side effects people have besides Urinary retention? *

Urinary Tract Infection: 6 people, 26.09%
Pain: 6 people, 26.09%
Hypoaesthesia (reduced sense of touch or sensation): 5 people, 21.74%
Urination - Painful: 5 people, 21.74%
Fatigue (feeling of tiredness): 5 people, 21.74%
Stress And Anxiety: 5 people, 21.74%
Abdominal Distension: 4 people, 17.39%
Nausea And Vomiting: 4 people, 17.39%
Diarrhea: 4 people, 17.39%
Constipation: 4 people, 17.39%

What are the existing conditions these people have? *

High Blood Cholesterol: 3 people, 13.04%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 13.04%
Stroke (sudden death of a portion of the brain cells due to a lack of oxygen): 2 people, 8.70%
Pollakiuria (abnormally frequent passage of relatively small quantities or urine): 2 people, 8.70%
Oesophageal Carcinoma (cancer tumour of oesophagus): 2 people, 8.70%
Multiple Myeloma (cancer of the plasma cells): 2 people, 8.70%
Urination - Excessive At Night: 1 person, 4.35%
Constipation: 1 person, 4.35%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 1 person, 4.35%
Gastric Disorder (disease of stomach): 1 person, 4.35%

* Approximation only. Some reports may have incomplete information.

Do you take Armour thyroid and have Urinary retention?

- Check whether Urinary retention 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 Armour thyroid:

Armour thyroid (11,975 reports)

Browse all side effects of Armour thyroid:

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 Urinary retention:

Urinary retention (1,570 drugs)

Browse all the conditions that are associated with Urinary retention:

Urinary retention (1,740 conditions)

Related publications that referenced our studies

Schattner A, Al-Bewerat A, "Levetiracetam (Keppra), urinary retention and literature search", A fatty cause of renal failure; what is your diagnosis?, 2016 Oct .
Schattner A, Al-Bewerat A, "Levetiracetam (Keppra), urinary retention and literature search", A fatty cause of renal failure; what is your diagnosis?, 2016 Oct .

How the study uses the data?

The study uses data from the FDA. It is based on thyroid tablets, usp (the active ingredients of Armour thyroid) and Armour thyroid (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.