Effexor and Naratriptan drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Effexor (venlafaxine hydrochloride) and Naratriptan (naratriptan). Common drug interactions include headache among females.

The phase IV clinical study analyzes what interactions people have when they take Effexor and Naratriptan. It is created by eHealthMe based on reports of 15 people who take the same drugs from the FDA, and is updated regularly.

What is Effexor?

Effexor has active ingredients of venlafaxine hydrochloride. It is often used in depression. eHealthMe is studying from 99,496 Effexor users. Check the latest studies of Effexor.

What is Naratriptan?

Naratriptan has active ingredients of naratriptan. It is often used in migraine. eHealthMe is studying from 1,481 Naratriptan users. Check the latest studies of Naratriptan.

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 Sep, 02, 2026

15 people who take Effexor and Naratriptan together, and have interactions are studied.

Effexor and Naratriptan drug interactions.

What are the common drug interactions of Effexor and Naratriptan, by gender? *:

female:

Headache (pain in head)
Arrhythmia (irregular heartbeat)
White blood cell count decreased
Chronic lymphocytic leukaemia (cancer in which the bone marrow makes too many lymphocytes (a type of white blood cell))
Abdominal discomfort
Abdominal pain upper
Arthralgia (joint pain)
Coeliac disease (simple food intolerance)
Dehydration (dryness resulting from the removal of water)
Disease progression

male:

n/a

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

0-1:

n/a

2-9:

n/a

10-19:

Abdominal pain upper
Arthralgia (joint pain)
Dehydration (dryness resulting from the removal of water)
Dizziness
Musculoskeletal stiffness (stiffness of the body's muscles, joints, tendons, ligaments and nerves)
Nausea (feeling of having an urge to vomit)
Petit mal epilepsy (absence seizure)

20-29:

Abdominal discomfort
Coeliac disease (simple food intolerance)
Hemiplegic migraine (migraine attacks occurring in two or more people in the same family who experience weakness on one side of body)
Malaise (a feeling of general discomfort or uneasiness)
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Sinusitis (inflammation of sinus)

30-39:

n/a

40-49:

Urticaria (rash of round, red welts on the skin that itch intensely)
Pruritus (severe itching of the skin)
Rash psoriaform (an itchy pink or red rash)

50-59:

Serotonin syndrome (occurs when two drugs that affect the body's level of serotonin are taken together at the same time)
Tremor (trembling or shaking movements in one or more parts of your body)
Urticaria (rash of round, red welts on the skin that itch intensely)
Arrhythmia (irregular heartbeat)
Constipation
Headache (pain in head)

60+:

Abdominal pain
Back pain
Chest pain
Swelling face
White blood cell count decreased
Chronic lymphocytic leukaemia (cancer in which the bone marrow makes too many lymphocytes (a type of white blood cell))
Disease progression

What are the existing conditions these people have? *

Headache (pain in head): 5 people, 33.33%
Indigestion: 3 people, 20.00%
Chronic Lymphocytic Leukaemia (cancer in which the bone marrow makes too many lymphocytes (a type of white blood cell)): 3 people, 20.00%
Pain In Extremity: 3 people, 20.00%
Insomnia (sleeplessness): 3 people, 20.00%
Herpes Zoster: 2 people, 13.33%
Sleep Disorder: 2 people, 13.33%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 2 people, 13.33%
Gastritis (inflammation of stomach): 2 people, 13.33%
Tardive Dyskinesia (a disorder that involves involuntary movements): 2 people, 13.33%

* Approximation only. Some reports may have incomplete information.

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