Macrodantin and Nasopharyngitis - a phase IV clinical study of FDA data

Summary:

Nasopharyngitis is reported as a side effect among people who take Macrodantin (nitrofurantoin, macrocrystalline), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Cymbalta, and have Rheumatoid arthritis.

The phase IV clinical study analyzes which people have Nasopharyngitis when taking Macrodantin. It is created by eHealthMe based on reports of 3,567 people who have side effects when taking Macrodantin from the FDA, and is updated regularly.

What is Macrodantin?

Macrodantin has active ingredients of nitrofurantoin, macrocrystalline. It is often used in urinary tract infection. eHealthMe is studying from 3,755 Macrodantin users. Check the latest studies of Macrodantin.

What is Nasopharyngitis?

Nasopharyngitis (inflammation of the nasopharynx) is found to be associated with 2,432 drugs and 2,245 conditions by eHealthMe. Check the latest studies of Nasopharyngitis.

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 Sep, 01, 2026

3,567 people reported to have side effects when taking Macrodantin.
Among them, 30 people (0.84%) have Nasopharyngitis.

Could Macrodantin cause Nasopharyngitis?

Among these 30 people:

How long have people been on Macrodantin when they have Nasopharyngitis? *

What is the gender of people who have Nasopharyngitis when taking Macrodantin? *

female: 96 %
male: 4 %

What is the age of people who have Nasopharyngitis when taking Macrodantin? *

What are other drugs people take besides Macrodantin? *

What are other side effects people have besides Nasopharyngitis? *

Malaise (a feeling of general discomfort or uneasiness): 6 people, 20.00%
Fever: 6 people, 20.00%
Fatigue (feeling of tiredness): 6 people, 20.00%
Sinusitis (inflammation of sinus): 6 people, 20.00%
Headache (pain in head): 6 people, 20.00%
Joint Pain: 5 people, 16.67%
Hypersensitivity: 5 people, 16.67%
Diarrhea: 5 people, 16.67%
Fungal Infection: 4 people, 13.33%
Oropharyngeal Pain: 4 people, 13.33%

What are the existing conditions these people have? *

Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 6 people, 20.00%
Insomnia (sleeplessness): 3 people, 10.00%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 10.00%
Asthma: 3 people, 10.00%
Nausea (feeling of having an urge to vomit): 2 people, 6.67%
Pain: 2 people, 6.67%
Fever: 2 people, 6.67%
Malaise (a feeling of general discomfort or uneasiness): 2 people, 6.67%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 2 people, 6.67%
Neuralgia (pain in one or more nerves): 2 people, 6.67%

* Approximation only. Some reports may have incomplete information.

Do you take Macrodantin and have Nasopharyngitis?

- Check whether Nasopharyngitis 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 Macrodantin:

Macrodantin (3,755 reports)

Nasopharyngitis treatments and more:

Nasopharyngitis (239,332 reports)

How severe was Nasopharyngitis and when was it recovered:

Nasopharyngitis in Macrodantin

Expand to all the drugs that have ingredients of nitrofurantoin, macrocrystalline:

Nasopharyngitis and drugs with ingredients of nitrofurantoin, macrocrystalline

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+

Browse all side effects of Macrodantin:

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 Nasopharyngitis:

Nasopharyngitis (2,432 drugs)

Browse all the conditions that are associated with Nasopharyngitis:

Nasopharyngitis (2,245 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on nitrofurantoin, macrocrystalline (the active ingredients of Macrodantin) and Macrodantin (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.