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Levaquin and Hoarseness - a phase IV clinical study of FDA data

Summary:

Hoarseness is reported as a side effect among people who take Levaquin (levofloxacin), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Zestril, and have Chronic obstructive airways disease.

The phase IV clinical study analyzes which people have Hoarseness when taking Levaquin. It is created by eHealthMe based on reports of 54,998 people who have side effects when taking Levaquin from the FDA, and is updated regularly.

What is Levaquin?

Levaquin has active ingredients of levofloxacin. It is often used in sinusitis. eHealthMe is studying from 56,638 Levaquin users. Check the latest studies of Levaquin.

What is Hoarseness?

Hoarseness (changing voice) is found to be associated with 204 drugs and 347 conditions by eHealthMe. Check the latest studies of Hoarseness.

On Aug, 08, 2026

54,998 people reported to have side effects when taking Levaquin.
Among them, 19 people (0.03%) have Hoarseness.

Could Levaquin cause Hoarseness?

Among these 19 people:

How long have people been on Levaquin when they have Hoarseness? *

  • < 1 month: 100 %
  • 1 - 6 months: 0.0 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Hoarseness when taking Levaquin? *

  • female: 78.95 %
  • male: 21.05 %

What is the age of people who have Hoarseness when taking Levaquin? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 11.76 %
  • 50-59: 11.76 %
  • 60+: 76.47 %

What are other drugs people take besides Levaquin? *

  1. Vioxx: 4 people, 21.05%
  2. Zestril: 4 people, 21.05%
  3. Glucophage: 3 people, 15.79%
  4. Elavil: 2 people, 10.53%
  5. Norvasc: 2 people, 10.53%
  6. Oxycontin: 2 people, 10.53%
  7. Prednisone: 2 people, 10.53%
  8. Synthroid: 2 people, 10.53%
  9. Albuterol: 2 people, 10.53%
  10. Advair Diskus 100/50: 2 people, 10.53%

What are other side effects people have besides Hoarseness? *

  1. Joint Pain: 6 people, 31.58%
  2. High Blood Cholesterol: 5 people, 26.32%
  3. Weight Decreased: 5 people, 26.32%
  4. Diarrhea: 5 people, 26.32%
  5. Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 4 people, 21.05%
  6. Cough: 4 people, 21.05%
  7. Constipation: 4 people, 21.05%
  8. Myocardial Ischaemia (the blood flow through one or more of the blood vessels that lead to heart (coronary arteries) is decreased): 4 people, 21.05%
  9. Fatigue (feeling of tiredness): 4 people, 21.05%
  10. Insomnia (sleeplessness): 4 people, 21.05%

What are the existing conditions these people have? *

  1. Chronic Obstructive Airways Disease: 2 people, 10.53%
  2. Urinary Tract Infection: 1 person, 5.26%
  3. Pain: 1 person, 5.26%
  4. Gastritis (inflammation of stomach): 1 person, 5.26%
  5. Fibromyalgia (a long-term condition which causes pain all over the body): 1 person, 5.26%
  6. Back Injury: 1 person, 5.26%
  7. Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 1 person, 5.26%
  8. Asthma: 1 person, 5.26%

* Approximation only. Some reports may have incomplete information.

Do you take Levaquin and have Hoarseness?

- Check whether Hoarseness 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 Levaquin:

Hoarseness treatments and more:

How severe was Hoarseness and when was it recovered:

Expand to all the drugs that have ingredients of levofloxacin:

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 Levaquin:

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 Hoarseness:

Browse all the conditions that are associated with Hoarseness:

Related publications that referenced our studies

How the study uses the data?

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