Relpax and Pregabalin drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Relpax (eletriptan hydrobromide) and Pregabalin (pregabalin). Common drug interactions include c-reactive protein increased among females.

The phase IV clinical study analyzes what interactions people have when they take Relpax and Pregabalin. It is created by eHealthMe based on reports of 24 people who take the same drugs from the FDA, and is updated regularly.

What is Relpax?

Relpax has active ingredients of eletriptan hydrobromide. It is often used in migraine. eHealthMe is studying from 9,259 Relpax users. Check the latest studies of Relpax.

What is Pregabalin?

Pregabalin has active ingredients of pregabalin. It is often used in fibromyalgia. eHealthMe is studying from 74,069 Pregabalin users. Check the latest studies of Pregabalin.

On Jul, 06, 2026

24 people who take Relpax and Pregabalin together, and have interactions are studied.

Relpax and Pregabalin drug interactions.

What are the common drug interactions of Relpax and Pregabalin, by gender? *:

female:

C-reactive protein increased
Escherichia infection (bacterial infection by escherichia coli)
Injection site pain
Photosensitivity reaction
Fatigue (feeling of tiredness)
Dyskinesia (abnormality or impairment of voluntary movement)
Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
Nervous system disorder (a general class of medical conditions affecting the nervous system)
Renal disorder (kidney disease)
Urinary tract infection

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

Drug ineffective
Dysarthria (speech disorder)
Headache (pain in head)
Immunodeficiency
Injection site pain
Insomnia (sleeplessness)
Malaise (a feeling of general discomfort or uneasiness)
Nausea (feeling of having an urge to vomit)
Photosensitivity reaction
Vomiting

30-39:

C-reactive protein increased
Escherichia infection (bacterial infection by escherichia coli)
Device dislocation
Dyspnoea exertional (breathlessness or shortness of breath)
Fatigue (feeling of tiredness)
Haemorrhage (bleeding)
Iatrogenic injury (iatrogenic injury is a form of medical error)
Infection
Insomnia (sleeplessness)
Nephrolithiasis (calculi in the kidneys)

40-49:

Dyskinesia (abnormality or impairment of voluntary movement)
Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
Nervous system disorder (a general class of medical conditions affecting the nervous system)
Renal disorder (kidney disease)
Urinary tract infection
Basal cell carcinoma (a skin cancer, it rarely metastasizes or kills)
Drug hypersensitivity
Endometriosis (appearance of endometrial tissue outside the uterus and causing pelvic pain)
Fatigue (feeling of tiredness)
Rotator cuff syndrome (a spectrum of conditions affecting the rotator cuff tendons of the shoulder)

50-59:

Fatigue (feeling of tiredness)
Hyperhidrosis (abnormally increased sweating)
Malaise (a feeling of general discomfort or uneasiness)
Pseudomonas infection (pseudomonas infection is caused by a bacterium, pseudomonas aeruginosa)
Seizure (abnormal excessive or synchronous neuronal activity in the brain)
Sinusitis (inflammation of sinus)
Somnolence (a state of near-sleep, a strong desire for sleep)
Superinfection
Arthropathy
Surgery

60+:

Asthma
Drug ineffective
Dyspnoea (difficult or laboured respiration)
Nasal congestion (blockage of the nasal passages usually due to membranes lining the nose becoming swollen from inflamed blood vessels)

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 7 people, 29.17%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 7 people, 29.17%
Headache (pain in head): 6 people, 25.00%
Post-Traumatic Stress Disorder: 5 people, 20.83%
Drowsiness: 5 people, 20.83%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 4 people, 16.67%
Relapsing-Remitting Multiple Sclerosis (reoccurrence of an inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 2 people, 8.33%

* Approximation only. Some reports may have incomplete information.

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