Riboflavin and Acyclovir drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Riboflavin (riboflavin (vitamin b2)) and Acyclovir (acyclovir). Common drug interactions include headache among females and dyspnoea among males.

The phase IV clinical study analyzes what interactions people have when they take Riboflavin and Acyclovir. It is created by eHealthMe based on reports of 25 people who take the same drugs from the FDA, and is updated regularly.

What is Riboflavin?

Riboflavin has active ingredients of riboflavin (vitamin b2). It is often used in migraine. eHealthMe is studying from 2,869 Riboflavin users. Check the latest studies of Riboflavin.

What is Acyclovir?

Acyclovir has active ingredients of acyclovir. It is often used in herpes simplex. eHealthMe is studying from 54,961 Acyclovir users. Check the latest studies of Acyclovir.

On Jul, 17, 2026

25 people who take Riboflavin and Acyclovir together, and have interactions are studied.

Riboflavin and Acyclovir drug interactions.

What are the common drug interactions of Riboflavin and Acyclovir, by gender? *:

female:

Headache (pain in head)
Arthritis (form of joint disorder that involves inflammation of one or more joints)
Blood potassium decreased
Chronic fatigue syndrome (disorder that causes extreme fatigue)
Dehydration (dryness resulting from the removal of water)
Disability
Drug ineffective
Fall
Fatigue (feeling of tiredness)
Fibromyalgia (a long-term condition which causes pain all over the body)

male:

Dyspnoea (difficult or laboured respiration)
Dyspnoea exertional (breathlessness or shortness of breath)
Nasal obstruction (blockage of nose)
Nasal turbinate hypertrophy (nasal turbinates become enlarged)
Neutropenia (an abnormally low number of neutrophils)
Orthostatic hypotension (a medical condition consisting of a sudden decrease in blood pressure when a person stands up)
Rhinitis allergic (inflammation of the nasal airways due to allergy)
Somnolence (a state of near-sleep, a strong desire for sleep)
Syncope (loss of consciousness with an inability to maintain postural tone)
Troponin i increased

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

0-1:

Anaemia (lack of blood)
Foetal exposure during pregnancy (exposing your unborn child to contraindicated in pregnancy leads birth defect)

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Arthritis (form of joint disorder that involves inflammation of one or more joints)
Chronic fatigue syndrome (disorder that causes extreme fatigue)
Dehydration (dryness resulting from the removal of water)
Disability
Drug ineffective
Fall
Fatigue (feeling of tiredness)
Fibromyalgia (a long-term condition which causes pain all over the body)
Hallucination (an experience involving the perception of something not present)
Headache (pain in head)

40-49:

Pneumonia
Rhinitis allergic (inflammation of the nasal airways due to allergy)
Accident
Asthma
Blood pressure increased
Bronchospasm (spasm of bronchial smooth muscle producing narrowing of the bronchi)
Central pain syndrome (neurological condition caused by damage or malfunction in the central nervous system)
Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)
Circadian rhythm sleep disorder (family of sleep disorders affecting, among other things, the timing of sleep)
Craniocerebral injury (injury to cranium and brain)

50-59:

Pneumothorax (the presence of air or gas in the cavity between the lungs and the chest wall, causing collapse of the lung)
Pyrexia (fever)
Supraventricular tachycardia (rapid heart rhythm originating at or above the atrioventricular node)
Catheter site haemorrhage (bleeding at catheter site)
Chronic kidney disease
Erythema (redness of the skin)
Hypersensitivity
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development)
Pneumonitis (inflammation of the walls of the alveoli in the lungs)

60+:

Hepatitis (inflammation of the liver)
Neutropenia (an abnormally low number of neutrophils)
Syncope (loss of consciousness with an inability to maintain postural tone)
White blood cell count decreased

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 8 people, 32.00%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 8 people, 32.00%
Drowsiness: 7 people, 28.00%
Multiple Myeloma (cancer of the plasma cells): 6 people, 24.00%
Pain: 3 people, 12.00%
Insomnia (sleeplessness): 3 people, 12.00%
Thrombotic Thrombocytopenic Purpura (a rare blood disorder characterized by clotting in small blood vessels of the body): 2 people, 8.00%
Nausea (feeling of having an urge to vomit): 2 people, 8.00%
Hiv Infection: 2 people, 8.00%
Headache (pain in head): 2 people, 8.00%

* Approximation only. Some reports may have incomplete information.

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