Levaquin and L-lysine drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Levaquin (levofloxacin) and L-lysine (lysine). Common drug interactions include asthma among females and cardiac arrest among males.

The phase IV clinical study analyzes what interactions people have when they take Levaquin and L-lysine. It is created by eHealthMe based on reports of 23 people who take the same drugs from the FDA, and is updated regularly.

What is Levaquin?

Levaquin has active ingredients of levofloxacin. It is often used in sinusitis. eHealthMe is studying from 56,638 Levaquin users. Check the latest studies of Levaquin.

What is L-lysine?

L-lysine has active ingredients of lysine. It is often used in herpes labialis (oral herpes simplex). eHealthMe is studying from 1,560 L-lysine users. Check the latest studies of L-lysine.

On Jul, 13, 2026

23 people who take Levaquin and L-lysine together, and have interactions are studied.

Levaquin and L-lysine drug interactions.

What are the common drug interactions of Levaquin and L-Lysine, by gender? *:

female:

Asthma
Angina pectoris (chest pain due to ischemia of the heart muscle)
Chest pain
Colitis ischaemic (due to infection of intestine impaired blood supply to colon)
Diarrhoea
Gait disturbance
Haematemesis (vomiting of blood)
Nausea (feeling of having an urge to vomit)
Non-cardiac chest pain
Thrombosis (formation of a blood clot inside a blood vessel)

male:

Cardiac arrest
Arthralgia (joint pain)
Rash macular (small, flat red spots)
Skin infection
Upper respiratory tract infection
Death
Erythema (redness of the skin)
Eye infection
Influenza like illness
Joint injury

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Blister (small pocket of fluid within the upper layers of the skin caused by forceful rubbing (friction), burning, freezing, chemical exposure)
Restless legs syndrome (a powerful urge to move your legs)
Therapeutic response unexpected
Urticaria (rash of round, red welts on the skin that itch intensely)

40-49:

Asthma
Angina pectoris (chest pain due to ischemia of the heart muscle)
Colitis ischaemic (due to infection of intestine impaired blood supply to colon)
Diarrhoea
Haematemesis (vomiting of blood)
Non-cardiac chest pain
Thrombosis (formation of a blood clot inside a blood vessel)
Anxiety
Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
Cardiac failure congestive

50-59:

Joint injury

60+:

Cardiac arrest
Pain in extremity
Dyspepsia (indigestion)
Dyspnoea (difficult or laboured respiration)
Erythema (redness of the skin)
Fatigue (feeling of tiredness)
Gait disturbance
Gastrointestinal disorder (functional problems of gastrointestinal tract)
Gastrointestinal pain
Influenza like illness

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 4 people, 17.39%
Migraine (headache): 3 people, 13.04%
Immunodeficiency Common Variable: 3 people, 13.04%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 3 people, 13.04%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 3 people, 13.04%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 2 people, 8.70%
Primary Pulmonary Hypertension (primary high blood pressure that affects the arteries in the lungs and the right side of your heart): 2 people, 8.70%
Premenstrual Syndrome: 2 people, 8.70%
Pain: 2 people, 8.70%
Menstruation Irregular: 2 people, 8.70%

* Approximation only. Some reports may have incomplete information.

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