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riboflavin

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Brand names: Vitamin B2

Vitamin B2 Supplement OTC

Riboflavin, also known as Vitamin B2, is a supplement that helps your body use energy from food. This particular brand, Dialyvite with Zinc, also contains folic acid, zinc, and other nutrients.

Drug Shortage Alert

riboflavin is currently listed as to be discontinued by the FDA. Affected manufacturer: Glaukos Corporation.

View all drug shortages →

What it does

Dialyvite with Zinc is a prescription supplement that helps improve nutrition.

Common side effects

No common side effects listed.

Key warnings

You should not take Dialyvite with Zinc if you are allergic to any of its ingredients.

How It Works

Riboflavin (Vitamin B2) helps your body convert food into energy. The other vitamins and minerals in Dialyvite with Zinc support various bodily functions. This supplement is designed to address specific nutritional needs of kidney dialysis patients.

How to Take It

Take one tablet of Dialyvite with Zinc each day. You should swallow the tablet whole with a glass of water. You can take it with or without food. Follow your doctor's instructions on how to take this medicine.

Pregnancy & Breastfeeding

It is not specified if Dialyvite with Zinc is safe to take during pregnancy or breastfeeding. Talk to your doctor before taking this supplement if you are pregnant or breastfeeding.

Missed Dose

If you miss a dose, take it as soon as you remember. If it is close to your next dose, skip the missed dose and continue with your regular schedule.

Storage

Store Dialyvite with Zinc at room temperature, away from moisture and heat.

Serious Warnings

You should not take Dialyvite with Zinc if you are allergic to any of its ingredients.

Common Questions

What is Dialyvite with Zinc used for?
It is used to improve the nutritional status of kidney dialysis patients.
How often should I take this supplement?
Take one tablet per day.
Can I take this with other medications?
Talk to your doctor or pharmacist before taking Dialyvite with Zinc with other medications.
What should I do if I experience side effects?
Consult your doctor immediately if you experience any adverse side effects.
What are the ingredients in Dialyvite with Zinc?
Each tablet contains Folic Acid, Vitamin C, Thiamine, Riboflavin, Niacinamide, Vitamin B6, Vitamin B12, Biotin, Pantothenic Acid, and Zinc.
Is a prescription required?
Yes, Dialyvite with Zinc is a prescription supplement.
Can I take more than one tablet a day?
No, take only one tablet per day, or as directed by your doctor.
What does the tablet look like?
It is a small, round, yellow, clear-coated tablet with "H" on one side.
What do I do if I think I took too much?
Contact your doctor or seek medical attention immediately.
Can I take this if I am not a dialysis patient?
This supplement is specifically designed for kidney dialysis patients. Talk to your doctor about the right supplements for you.
What drug class is riboflavin?
riboflavin belongs to the Vitamin B2 Supplement drug class. It is available over the counter (OTC). Dialyvite with Zinc is a prescription supplement that helps improve nutrition.
Is riboflavin safe during pregnancy?
It is not specified if Dialyvite with Zinc is safe to take during pregnancy or breastfeeding. Talk to your doctor before taking this supplement if you are pregnant or breastfeeding. Always consult your healthcare provider before using any medication during pregnancy or breastfeeding.
Is riboflavin currently in shortage?
Yes, riboflavin is currently listed as to be discontinued by the FDA. Affected manufacturer: Glaukos Corporation. Visit the FDA Drug Shortages database for the latest updates.

Related Medications in Vitamin B2 Supplement

Other drugs grouped near riboflavin — same-class peers and common alternatives.

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Medication Guides

Related Health & Safety Data

What the FDA Data Shows for riboflavin

The FDA label for riboflavin (sold under brand names such as Vitamin B2) classifies it as an over-the-counter product in the Vitamin B2 Supplement class. Dialyvite with Zinc is a prescription supplement that helps improve nutrition. Labeling covers dosing, contraindications, and monitoring requirements derived from clinical trials.

Post-market surveillance from the FDA Adverse Event Reporting System (FAERS) captures real-world experience. Voluntary reports accumulate over the lifetime of a drug and reflect wide-ranging clinical use. Interaction data is drawn directly from FDA-approved prescribing information. Acquisition-cost data is surveyed weekly by CMS and updated as manufacturers report changes.

Report counts do not establish causation — a FAERS entry documents a temporal association, not proof that the drug produced the outcome. Widely prescribed medications naturally accumulate more reports than niche therapies, so raw totals must be interpreted alongside total exposure. Shortage status, recall history, and patent information further shape supply and switching decisions. This page summarizes public FDA data for educational purposes only and is not a substitute for professional medical advice — always consult a licensed healthcare provider before starting, stopping, or changing any medication.

Data Sources

Drug labeling: FDA Drug Labels (SPL/DailyMed). Adverse events: FDA Adverse Event Reporting System (FAERS). Shortage status: FDA Drug Shortages Database.

FAERS reports are voluntary and do not establish causation. Drug interactions are derived from FDA labeling and clinical references. Always consult a healthcare professional before making medication decisions.

Last updated: January 27, 2026

All federal data sources used on this page