Acyclovir and Nasal polyps - a phase IV clinical study of FDA data

Summary:

Nasal polyps is reported as a side effect among people who take Acyclovir (acyclovir), especially for people who are male, 40-49 old, also take Prednisone, and have Asthma.

The phase IV clinical study analyzes which people have Nasal polyps when taking Acyclovir. It is created by eHealthMe based on reports of 53,484 people who have side effects when taking Acyclovir from the FDA, and is updated regularly.

What is Acyclovir?

Acyclovir has active ingredients of acyclovir. It is often used in herpes simplex. eHealthMe is studying from 54,961 Acyclovir users. Check the latest studies of Acyclovir.

What is Nasal polyps?

Nasal polyps (masses that develop in the lining of the nose) is found to be associated with 390 drugs and 376 conditions by eHealthMe. Check the latest studies of Nasal polyps.



On Jul, 14, 2026

53,484 people reported to have side effects when taking Acyclovir.
Among them, 24 people (0.04%) have Nasal polyps.

Could Acyclovir cause Nasal polyps?

Among these 24 people:

What is the gender of people who have Nasal polyps when taking Acyclovir? *

  • female: 4.55 %
  • male: 95.45 %

What is the age of people who have Nasal polyps when taking Acyclovir? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 89.47 %
  • 50-59: 0.0 %
  • 60+: 10.53 %

What are other drugs people take besides Acyclovir? *

  1. Prednisone: 21 people, 87.50%
  2. Flovent: 20 people, 83.33%
  3. Hydroxyurea: 20 people, 83.33%
  4. Bactrim: 20 people, 83.33%
  5. Calcium Carbonate: 19 people, 79.17%
  6. Pantoprazole: 15 people, 62.50%
  7. Albuterol Sulfate: 14 people, 58.33%
  8. Amlodipine: 13 people, 54.17%
  9. Vitamin D: 12 people, 50.00%
  10. Venlafaxine Hydrochloride: 11 people, 45.83%

What are other side effects people have besides Nasal polyps? *

  1. Disease Recurrence: 21 people, 87.50%
  2. Sleep Disorder: 20 people, 83.33%
  3. Full Blood Count Abnormal: 20 people, 83.33%
  4. Dyspnea (difficult or laboured breathing): 20 people, 83.33%
  5. Wheezing (a high-pitched whistling sound made while you breath): 20 people, 83.33%
  6. Asthma: 20 people, 83.33%
  7. Antineutrophil Cytoplasmic Antibody Positive: 20 people, 83.33%
  8. Fatigue (feeling of tiredness): 2 people, 8.33%
  9. Bacteraemia (presence of bacteria in the blood): 1 person, 4.17%
  10. Blood Alkaline Phosphatase Abnormal: 1 person, 4.17%

What are the existing conditions these people have? *

  1. Metabolic Disorder (an abnormal function and pattern of body fat. insulin resistance refers to the diminished ability of cells to respond to the action of insulin in promoting the transport of the sugar glucose, from blood into muscles and other tissues): 20 people, 83.33%
  2. High Blood Pressure: 20 people, 83.33%
  3. Depression: 20 people, 83.33%
  4. Asthma: 20 people, 83.33%
  5. Multiple Myeloma (cancer of the plasma cells): 2 people, 8.33%
  6. Chronic Lymphocytic Leukaemia (cancer in which the bone marrow makes too many lymphocytes (a type of white blood cell)): 2 people, 8.33%

* Approximation only. Some reports may have incomplete information.

Do you take Acyclovir and have Nasal polyps?

- Check whether Nasal polyps 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 Acyclovir:

Nasal polyps treatments and more:

How severe was Nasal polyps and when was it recovered:

Expand to all the drugs that have ingredients of acyclovir:

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 Acyclovir:

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 Nasal polyps:

Browse all the conditions that are associated with Nasal polyps:

Related publications that referenced our studies


How the study uses the data?

The study uses data from the FDA. It is based on acyclovir (the active ingredients of Acyclovir) and Acyclovir (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.



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