Flaxseed and Keppra drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Flaxseed (flaxseed) and Keppra (levetiracetam). Common drug interactions include flushing among females and fall among males.

The phase IV clinical study analyzes what interactions people have when they take Flaxseed and Keppra. It is created by eHealthMe based on reports of 65 people who take the same drugs from the FDA, and is updated regularly.

What is Flaxseed?

Flaxseed has active ingredients of flaxseed. It is often used in high blood cholesterol. eHealthMe is studying from 7,137 Flaxseed users. Check the latest studies of Flaxseed.

What is Keppra?

Keppra has active ingredients of levetiracetam. It is often used in epilepsy. eHealthMe is studying from 73,504 Keppra users. Check the latest studies of Keppra.

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

65 people who take Flaxseed and Keppra together, and have interactions are studied.

What are the common drug interactions of Flaxseed and Keppra, by gender? *:

female:

Flushing (the warm, red condition of human skin)
Graft versus host disease in skin (the donated bone marrow or stem cells view the recipient's body as foreign, and the donated cells/bone marrow attack the skin)
Joint range of motion decreased (disease of joint movement)
Mobility decreased (ability to move is reduced)
Mucosal dryness (dryness of mucous membrane)
Musculoskeletal stiffness (stiffness of the body's muscles, joints, tendons, ligaments and nerves)
Oedema peripheral (superficial swelling)
Overdose
Rales (an abnormal respiratory sound characterized by fine crackles)
Swelling face

male:

Fall
Pain
Cough
Dysarthria (speech disorder)
Dyskinesia (abnormality or impairment of voluntary movement)
Erythema (redness of the skin)
Gastrointestinal infection (infection of stomach and intestine)
Haemorrhage intracranial (bleeding within the skull)
Hand fracture
Hospitalisation

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

0-1:

Injection site discomfort

2-9:

n/a

10-19:

n/a

20-29:

Hospitalisation
Abnormal behaviour
Aggression
Agitation (state of anxiety or nervous excitement)
Anger
Anxiety
Delusion (a false belief or opinion)
Depression
Dizziness
Dyspnoea (difficult or laboured respiration)

30-39:

Erythema (redness of the skin)
Pain
Asthenia (weakness)
Cholecystitis acute (rapid infection of gallbladder)
Constipation
Contusion (a type of hematoma of tissue in which capillaries)
Cough
Dysarthria (speech disorder)
Dyskinesia (abnormality or impairment of voluntary movement)
Fall

40-49:

Back pain
Cardiac flutter (abnormal heart rhythm)
Chest pain
Flushing (the warm, red condition of human skin)
Headache (pain in head)
Heart rate increased
Agitation (state of anxiety or nervous excitement)
Anxiety
Arthralgia (joint pain)

50-59:

Fall
Headache (pain in head)
Abdominal discomfort
Arteriovenous malformation
Balance disorder
Central nervous system lesion (an abnormality in tissue of brain or spinal cord)
Haemorrhage intracranial (bleeding within the skull)
Insomnia (sleeplessness)
Loss of control of legs
Mobility decreased (ability to move is reduced)

60+:

Fall
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)
Pathological fracture (broken bone caused by disease)
Plasma cell myeloma (cancer that begins in plasma cells)
Post procedural complication
Subdural haematoma (blood collects between the skull and the surface of the brain)
Back pain
Balance disorder
Blood pressure increased
Blood sodium decreased

What are the existing conditions these people have? *

Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 13 people, 20.00%
Seizures (abnormal excessive or synchronous neuronal activity in the brain): 10 people, 15.38%
Pain: 7 people, 10.77%
Immunodeficiency Common Variable: 6 people, 9.23%
Neuralgia (pain in one or more nerves): 5 people, 7.69%
Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 4 people, 6.15%

* Approximation only. Some reports may have incomplete information.

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