Floxin and Valtrex drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Floxin (ofloxacin) and Valtrex (valacyclovir hydrochloride). Common drug interactions include urinary tract infection among females and urinary tract infection among males.

The phase IV clinical study analyzes what interactions people have when they take Floxin and Valtrex. It is created by eHealthMe based on reports of 14 people who take the same drugs from the FDA, and is updated regularly.

What is Floxin?

Floxin has active ingredients of ofloxacin. eHealthMe is studying from 1,737 Floxin users. Check the latest studies of Floxin.

What is Valtrex?

Valtrex has active ingredients of valacyclovir hydrochloride. It is often used in genital herpes. eHealthMe is studying from 39,999 Valtrex users. Check the latest studies of Valtrex.

On Jul, 10, 2026

14 people who take Floxin and Valtrex together, and have interactions are studied.

What are the common drug interactions of Floxin and Valtrex, by gender? *:

female:

Urinary tract infection
Anxiety
Balance disorder
Bone lesion (bone with abnormalities. bone lesions can result from growth formations, infections, or injuries)
Breast cancer recurrent
Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
Bundle branch block left (absence of transmission of electric impulses from the atrioventricular (av) bundle of his to the left ventricle)
Constipation
Cyst (a closed sac)
Dental caries

male:

Urinary tract infection
Dizziness
Skin infection
Streptococcal sepsis (whole body inflammation by streptococcal)
Eustachian tube obstruction (blockage of the eustachian tube)
Fatigue (feeling of tiredness)
Febrile neutropenia (fever with reduced white blood cells)
Hypoacusis (loss of hearing)
Nervous system disorder (a general class of medical conditions affecting the nervous system)
Pneumonia

What are the common drug interactions of Floxin and Valtrex, 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:

n/a

50-59:

Eustachian tube obstruction (blockage of the eustachian tube)
Hypoacusis (loss of hearing)
Nervous system disorder (a general class of medical conditions affecting the nervous system)
Post procedural complication

60+:

Urinary tract infection
Pneumonia
Dental caries
Diarrhoea
Dysgeusia (disorder of the sense of taste)
Dyspnoea exertional (breathlessness or shortness of breath)
Endometrial disorder
Fall
Gingival swelling (gums swelling)
Haemangioma of liver (noncancerous, abnormally dense collections of dilated small blood vessels that may occur in liver)

What are the existing conditions these people have? *

Haemorrhoids (a swollen vein or group of veins in the region of the anus): 5 people, 35.71%
Constipation: 5 people, 35.71%
Acute Myeloid Leukaemia (acute cancer in which the bone marrow makes abnormal myeloblasts): 4 people, 28.57%
Multiple Myeloma (cancer of the plasma cells): 2 people, 14.29%
Urinary Tract Infection: 1 person, 7.14%
Atrial Fibrillation/flutter (atrial fibrillation and flutter are abnormal heart rhythms in which the atria, or upper chambers of the heart, are out of sync with the ventricles): 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

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