Flavin and Lidoderm drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Flavin (riboflavin (vitamin b2)) and Lidoderm (lidocaine). Common drug interactions include fatigue among females and influenza like illness among males.

The phase IV clinical study analyzes what interactions people have when they take Flavin and Lidoderm. It is created by eHealthMe based on reports of 14 people who take the same drugs from the FDA, and is updated regularly.

What is Flavin?

Flavin has active ingredients of riboflavin (vitamin b2). eHealthMe is studying from 2,870 Flavin users. Check the latest studies of Flavin.

What is Lidoderm?

Lidoderm has active ingredients of lidocaine. It is often used in pain. eHealthMe is studying from 10,524 Lidoderm users. Check the latest studies of Lidoderm.

On Jul, 25, 2026

14 people who take Flavin and Lidoderm together, and have interactions are studied.

What are the common drug interactions of Flavin and Lidoderm, by gender? *:

female:

Fatigue (feeling of tiredness)
Headache (pain in head)
Night sweats (sweating in night)
Retinal pigmentation (pigmentation of retina)
Sleep disorder due to a general medical condition
Macular degeneration (painless eye condition that leads to the gradual loss of central vision)
Blood potassium decreased
Post procedural infection
Surgery
Blood glucose decreased

male:

Influenza like illness
Malaise (a feeling of general discomfort or uneasiness)
Neutropenia (an abnormally low number of neutrophils)
Renal failure (kidney dysfunction)
White blood cell count decreased

What are the common drug interactions of Flavin and Lidoderm, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

n/a

50-59:

n/a

60+:

Blood glucose decreased
Dizziness
Fatigue (feeling of tiredness)
Headache (pain in head)
Night sweats (sweating in night)
Retinal pigmentation (pigmentation of retina)
Sleep disorder due to a general medical condition
Macular degeneration (painless eye condition that leads to the gradual loss of central vision)
Neutropenia (an abnormally low number of neutrophils)
White blood cell count decreased

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 4 people, 28.57%
Immunodeficiency Common Variable: 4 people, 28.57%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 4 people, 28.57%
Migraine (headache): 3 people, 21.43%
Thyroid Diseases: 2 people, 14.29%
Neuralgia (pain in one or more nerves): 2 people, 14.29%
Nausea (feeling of having an urge to vomit): 2 people, 14.29%
Mixed Connective Tissue Disease (an autoimmune disease, in which the body's defence system attacks itself): 2 people, 14.29%
Indigestion: 2 people, 14.29%
High Blood Pressure: 2 people, 14.29%

* Approximation only. Some reports may have incomplete information.

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