Gaba and Synthroid drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Gaba (gaba (gamma - aminobutyric acid)) and Synthroid (levothyroxine sodium). Common drug interactions include injection site nerve damage among females and abdominal discomfort among males.

The phase IV clinical study analyzes what interactions people have when they take Gaba and Synthroid. It is created by eHealthMe based on reports of 17 people who take the same drugs from the FDA, and is updated regularly.

What is Gaba?

Gaba has active ingredients of gaba (gamma - aminobutyric acid). It is often used in stress and anxiety. eHealthMe is studying from 428 Gaba users. Check the latest studies of Gaba.

What is Synthroid?

Synthroid has active ingredients of levothyroxine sodium. It is often used in hypothyroidism. eHealthMe is studying from 249,198 Synthroid users. Check the latest studies of Synthroid.

On Apr, 16, 2026

17 people who take Gaba and Synthroid together, and have interactions are studied.

What are the common drug interactions of Gaba and Synthroid, by gender? *:

female:

Injection site nerve damage
Knee arthroplasty
Memory impairment
Neuropathy peripheral (surface nerve damage)
Oral herpes (viral infection of mouth)
Poor venous access
Retching (strong involuntary effort to vomit)
Surgery
Vertigo
Vomiting

male:

Abdominal discomfort
Glossodynia (a burning or painful sensation in the tongue)
Visual impairment

What are the common drug interactions of Gaba and Synthroid, 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:

Surgery
Asthenia (weakness)
Blood pressure fluctuation
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)
Drug ineffective
Hypersomnia (excessive daytime sleepiness (eds))
Malaise (a feeling of general discomfort or uneasiness)
Memory impairment
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Seizure (abnormal excessive or synchronous neuronal activity in the brain)

50-59:

Depression
Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
Cystitis (inflammation of the wall of the bladder)
Diarrhoea
Headache (pain in head)
Infusion related reaction
Injection site nerve damage
Oral herpes (viral infection of mouth)
Poor venous access
Retching (strong involuntary effort to vomit)

60+:

Abdominal discomfort
Aphonia (inability to produce voice)
Fatigue (feeling of tiredness)
Fear
Gingival bleeding (bleeding gums)
Gingival pain (gum pain)
Glossodynia (a burning or painful sensation in the tongue)
Hypoaesthesia (reduced sense of touch or sensation)
Knee arthroplasty
Loss of consciousness

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 7 people, 41.18%
Urinary Tract Infection: 2 people, 11.76%
Primary Progressive Multiple Sclerosis (primary progressive inflammatory disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged): 2 people, 11.76%
Oral Herpes (viral infection of mouth): 2 people, 11.76%
Dizziness: 2 people, 11.76%
Dry Mouth: 1 person, 5.88%
Asthma: 1 person, 5.88%
Blood Oestrogen Decreased: 1 person, 5.88%
Cystic Fibrosis (disease of the secretary glands): 1 person, 5.88%
Depression: 1 person, 5.88%

* Approximation only. Some reports may have incomplete information.

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