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riboflavin

Vitamin B2 · Vitamin

Vitamin B2VitaminATC A11HA04
CDSCO approvedATC A11HA04
EXCRETION
not curated
INTERACTIONS
none in our sources
PREGNANCY
not curated

Mechanism

Not yet extracted

Indications

nutritional management of gross, generalized malnutritionPrevention and treatment of ariboflavinosis (generally along with other B complex members)

Dosing

Adult
2–20 mg/day oral or parenteral for ariboflavinosis.

Pharmacokinetics

Protein binding
Body does not significantly store riboflavin.
Metabolism
Well absorbed by active transport and phosphorylated in the intestine (to FMN).
Excretion
Larger doses are excreted unchanged in urine.

Related guidelines

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Sources: KD Tripathi 7e, Goodman & Gilman 14e·Verified: 2026-05-10 · House clinical team