Lidoderm and Myoclonus - a phase IV clinical study of FDA data


Myoclonus is found among people who take Lidoderm, especially for people who are female, 60+ old.

The phase IV clinical study analyzes which people take Lidoderm and have Myoclonus. It is created by eHealthMe based on reports of 9,641 people who have side effects when taking Lidoderm from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.

Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.

On Aug, 17, 2022

9,641 people reported to have side effects when taking Lidoderm.
Among them, 9 people (0.09%) have Myoclonus.

What is Lidoderm?

Lidoderm has active ingredients of lidocaine. It is often used in pain. eHealthMe is studying from 9,446 Lidoderm users for its effectiveness, alternative drugs and more.

What is Myoclonus?

Myoclonus (a brief, involuntary twitching of a muscle or a group of muscles) is found to be associated with 1,415 drugs and 1,104 conditions by eHealthMe.

Number of Lidoderm and Myoclonus reports submitted per year:

Could Lidoderm cause Myoclonus?

Gender of people who have Myoclonus when taking Lidoderm *:

  • female: 87.5 %
  • male: 12.5 %

Age of people who have Myoclonus when taking Lidoderm *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 0.0 %
  • 50-59: 0.0 %
  • 60+: 100 %

Common drugs people take besides Lidoderm *:

  1. Furosemide: 5 people, 55.56%
  2. Atenolol: 3 people, 33.33%
  3. Hydrochlorothiazide: 3 people, 33.33%
  4. Lortab: 3 people, 33.33%
  5. Norvasc: 3 people, 33.33%
  6. Oxycontin: 3 people, 33.33%
  7. Percocet: 3 people, 33.33%
  8. Prevacid: 3 people, 33.33%
  9. Prilosec: 3 people, 33.33%
  10. Nexium: 3 people, 33.33%

Common side effects people have besides Myoclonus *:

  1. High Blood Pressure: 7 people, 77.78%
  2. Anaemia (lack of blood): 5 people, 55.56%
  3. Rashes (redness): 4 people, 44.44%
  4. Urinary Tract Infection: 4 people, 44.44%
  5. Fall: 4 people, 44.44%
  6. Neuropathy Peripheral (surface nerve damage): 3 people, 33.33%
  7. Myxoedema Coma (coma with long untreated hypothyroidism): 3 people, 33.33%
  8. Head Injury: 3 people, 33.33%
  9. Breathing Difficulty: 3 people, 33.33%
  10. Tremor (trembling or shaking movements in one or more parts of your body): 3 people, 33.33%

Common conditions people have *:

  1. 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): 5 people, 55.56%
  2. Oedema (fluid collection in tissue): 2 people, 22.22%
  3. Joint Pain: 2 people, 22.22%
  4. High Blood Pressure: 2 people, 22.22%
  5. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 22.22%
  6. Chest Pain: 2 people, 22.22%
  7. Breakthrough Pain: 2 people, 22.22%
  8. Impaired Gastric Emptying: 1 person, 11.11%
  9. Hepatitis C: 1 person, 11.11%

* Approximation only. Some reports may have incomplete information.

Do you take Lidoderm and have Myoclonus?

Check whether Myoclonus is associated with a drug or a condition

How to use the study?

You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.

Related studies

How severe was Myoclonus and when was it recovered:

Expand to all the drugs that have ingredients of lidocaine:

Alternative drugs to, pros and cons of Lidoderm:

Common Lidoderm side effects:

Browse all side effects of Lidoderm:

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

Myoclonus treatments and more:

COVID vaccines that are related to Myoclonus:

Common drugs associated with Myoclonus:

All the drugs that are associated with Myoclonus:

Common conditions associated with Myoclonus:

All the conditions that are associated with Myoclonus:

How the study uses the data?

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

Who is eHealthMe?

With medical big data and proven AI 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 600+ 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: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on 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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