Robaxin and Gemfibrozil drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Robaxin (methocarbamol) and Gemfibrozil (gemfibrozil). Common drug interactions include diabetes mellitus among females and dyspnoea among males.

The phase IV clinical study analyzes what interactions people have when they take Robaxin and Gemfibrozil. It is created by eHealthMe based on reports of 20 people who take the same drugs from the FDA, and is updated regularly.

What is Robaxin?

Robaxin has active ingredients of methocarbamol. It is often used in muscle spasms. eHealthMe is studying from 9,109 Robaxin users. Check the latest studies of Robaxin.

What is Gemfibrozil?

Gemfibrozil has active ingredients of gemfibrozil. It is often used in high blood cholesterol. eHealthMe is studying from 18,213 Gemfibrozil users. Check the latest studies of Gemfibrozil.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Aug, 14, 2026

20 people who take Robaxin and Gemfibrozil together, and have interactions are studied.

Robaxin and Gemfibrozil drug interactions.

What are the common drug interactions of Robaxin and Gemfibrozil, by gender? *:

female:

Diabetes mellitus (diabetes, caused by a deficiency of the pancreatic hormone insulin)
Fall
Fatigue (feeling of tiredness)
Headache (pain in head)
Insomnia (sleeplessness)
Nightmare (unpleasant dream)
Pain in extremity
Palpitations (feelings or sensations that your heart is pounding or racing)
Personality change
Acne (skin problems that cause pimples)

male:

Dyspnoea (difficult or laboured respiration)
Nausea (feeling of having an urge to vomit)
Abdominal pain
Aortic valve sclerosis (narrowing of the aortic valve)
Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
Bipolar disorder (mood disorder)
Cardiac disorder
Carotid artery disease
Chronic sinusitis (long lasting inflammation of the paranasal sinuses)
Deep vein thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Pancreatitis chronic (chronic inflammation of pancreas)
Affective disorder (mental disorder)
Alcohol poisoning
Alcoholism (problems with alcohol)
Antisocial behaviour
Anxiety
Bipolar disorder (mood disorder)
Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
Cerebrovascular accident (sudden death of some brain cells due to lack of oxygen when the blood flow to the brain is impaired by blockage or rupture)
Chest pain

40-49:

Delusion (a false belief or opinion)
Fatigue (feeling of tiredness)
Hallucination, visual (seeing things that aren't there)
Insomnia (sleeplessness)
Nightmare (unpleasant dream)
Palpitations (feelings or sensations that your heart is pounding or racing)
Personality change
Arthralgia (joint pain)
Astigmatism (refractive error of the eye in which parallel rays of light from an external source do not converge on a single focal point on the retina)
Bipolar disorder (mood disorder)

50-59:

n/a

60+:

Nausea (feeling of having an urge to vomit)
Pain in extremity
Diabetic retinopathy (damage to the retina caused by complications of diabetes)
Dizziness
Dyspnoea (difficult or laboured respiration)
Dyspnoea exertional (breathlessness or shortness of breath)
Fall
Femur fracture
Hyperhidrosis (abnormally increased sweating)
Muscle cramp (painful sensation caused by muscle contraction)

What are the existing conditions these people have? *

Pain: 4 people, 20.00%
Depression: 3 people, 15.00%
Stress And Anxiety: 3 people, 15.00%
Immunodeficiency Common Variable: 2 people, 10.00%
Insomnia (sleeplessness): 2 people, 10.00%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 10.00%
Gastric Disorder (disease of stomach): 2 people, 10.00%
Diabetes: 2 people, 10.00%
Hypovitaminosis (any of several diseases caused by deficiency of one or more vitamins): 2 people, 10.00%
Constipation: 1 person, 5.00%

* Approximation only. Some reports may have incomplete information.

Do you take Robaxin and Gemfibrozil?

- Personalize this study to your gender, age, symptoms and drugs
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously