Methylene Blue
Generic: Methylene Blue
- Manufacturer
- Provepharm
- NDC
- 86241-003
- ICD-10 indication
- D74.8
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About Methylene Blue
What is this medication?
Methylene blue is a medication primarily used to treat a serious blood disorder known as methemoglobinemia. In this condition, the iron in hemoglobin is altered so that it cannot effectively carry and release oxygen to the body's tissues, leading to symptoms like blue-tinted skin, shortness of breath, and fatigue. When administered intravenously, methylene blue works by acting as an electron donor that converts the abnormal methemoglobin back into functional hemoglobin, restoring the blood's ability to transport oxygen properly.
Beyond its role in treating blood disorders, methylene blue serves several other clinical purposes. It is frequently used as a diagnostic dye during surgical procedures to help doctors identify specific tissues, visualize the urinary tract, or detect leaks in certain organs. Additionally, it has historical use as an antiseptic and is sometimes employed in the management of specific types of poisoning or life-threatening low blood pressure when other treatments have failed. Due to its potent chemical properties, it must be administered under strict medical supervision to monitor for potential side effects and drug interactions.
Copay & patient assistance
Detailed copay and financial assistance information is not publicly available for this medication at this time. Please consult your pharmacist or the manufacturer's official patient support program for more details.
External links go directly to the manufacturer's portal. RxCopays does not receive compensation for referrals.
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Prescribing information
From the FDA-approved label for Methylene Blue. Official source: DailyMed (NLM) · Label effective Jan 21, 2026
Indications and usage
Dosage and administration
Warnings
Label text is reproduced as-is from the FDA-approved label. We do not paraphrase, summarize, or omit. Content above is for informational purposes only and is not medical advice. Always consult your prescribing clinician or pharmacist before making decisions about your medication.
Conditions we've indexed resources for
Click a condition to see copay cards, grants, and PA rules specific to it. For the full list of FDA-approved indications, see Prescribing information above.
Prior authorization & coverage
| Payer | PA | Step therapy | Copay tier |
|---|---|---|---|
— Medicare Part D | — | — | — |
— Medicare Part D | — | — | — |
— Medicare Part D | — | — | — |
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How this page is sourced
- Drug identity verified against openFDA NDC Directory.
- Label text (when shown) originates from NLM DailyMed.
- Copay and assistance URLs verified periodically; if you hit a broken link, tell us.