Emla and The flu - a phase IV clinical study of FDA data

Summary:

The flu is reported as a side effect among people who take Emla (lidocaine; prilocaine), especially for people who are female, 40-49 old, have been taking the drug for < 1 month also take Zofran, and have Eczema.

The phase IV clinical study analyzes which people have The flu when taking Emla. It is created by eHealthMe based on reports of 5,268 people who have side effects when taking Emla from the FDA, and is updated regularly.

What is Emla?

Emla has active ingredients of lidocaine; prilocaine. eHealthMe is studying from 5,276 Emla users. Check the latest studies of Emla.

What is The flu?

The flu (the flu is caused by an influenza virus) is found to be associated with 2,177 drugs and 2,717 conditions by eHealthMe. Check the latest studies of The flu.



On Jul, 14, 2026

5,268 people reported to have side effects when taking Emla.
Among them, 51 people (0.97%) have The flu.

Could Emla cause The flu?

Among these 51 people:

How long have people been on Emla when they have The flu? *

  • < 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 The flu when taking Emla? *

  • female: 69.39 %
  • male: 30.61 %

What is the age of people who have The flu when taking Emla? *

  • 0-1: 5.56 %
  • 2-9: 16.67 %
  • 10-19: 2.78 %
  • 20-29: 2.78 %
  • 30-39: 5.56 %
  • 40-49: 36.11 %
  • 50-59: 0.0 %
  • 60+: 30.56 %

What are other drugs people take besides Emla? *

  1. Zofran: 25 people, 49.02%
  2. Singulair: 14 people, 27.45%
  3. Vioxx: 14 people, 27.45%
  4. Ativan: 14 people, 27.45%
  5. Percocet: 14 people, 27.45%
  6. Dilaudid: 13 people, 25.49%
  7. Elidel: 13 people, 25.49%
  8. Lorazepam: 12 people, 23.53%
  9. Allegra: 12 people, 23.53%
  10. Hydrocodone Bitartrate And Acetaminophen: 12 people, 23.53%

What are other side effects people have besides The flu? *

  1. Swallowing Difficulty: 17 people, 33.33%
  2. Joint Pain: 15 people, 29.41%
  3. Chest Pain: 15 people, 29.41%
  4. Sinusitis (inflammation of sinus): 15 people, 29.41%
  5. Cellulitis (infection under the skin): 14 people, 27.45%
  6. Pain In Jaw: 14 people, 27.45%
  7. Fatigue (feeling of tiredness): 14 people, 27.45%
  8. Lymphoedema (localized fluid retention and tissue swelling): 14 people, 27.45%
  9. Swelling: 13 people, 25.49%
  10. Bronchitis (inflammation of the mucous membrane in the bronchial tubes): 13 people, 25.49%

What are the existing conditions these people have? *

  1. Eczema (patches of skin become rough and inflamed, with itching and bleeding blisters): 13 people, 25.49%
  2. Nausea (feeling of having an urge to vomit): 8 people, 15.69%
  3. Multiple Myeloma (cancer of the plasma cells): 8 people, 15.69%
  4. Constipation: 8 people, 15.69%
  5. Pain: 7 people, 13.73%
  6. Nausea And Vomiting: 6 people, 11.76%
  7. Myelodysplastic Syndrome (a group of conditions that occur when the blood-forming cells in the bone marrow are damaged): 5 people, 9.80%
  8. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 4 people, 7.84%
  9. Malignant Histiocytosis (cancerous increase in the number of immune cells): 4 people, 7.84%
  10. Seizures (abnormal excessive or synchronous neuronal activity in the brain): 4 people, 7.84%

* Approximation only. Some reports may have incomplete information.

Do you take Emla and have The flu?

- Check whether The flu 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 Emla:

  • Emla (5,276 reports)

The flu treatments and more:

How severe was The flu and when was it recovered:

Expand to all the drugs that have ingredients of lidocaine; prilocaine:

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 Emla:

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 The flu:

Browse all the conditions that are associated with The flu:


How the study uses the data?

The study uses data from the FDA. It is based on lidocaine; prilocaine (the active ingredients of Emla) and Emla (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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