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methylene blue injection, solution
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----------Methylene Blue 10 mg/mL Injection, USP 10 mL Single Dose Vial
Methylene Blue Injection, USP is a sterile solution of methylene blue in water for injection suitable for parenteral administration.
C16H18ClN3S MW = 319.86
Each mL of solution contains 10 mg of methylene blue.
Methylene blue is Phenothiazin-5-ium, 3,7-bis (dimethylamino)-, chloride, trihydrate. It will produce two opposite actions on hemoglobin. Low concentrations will convert methemoglobin to
Methylene Blue must be injected intravenously very slowly over a period of several minutes to prevent local high concentration of the compound from producing additional methemoglobin. Do not exceed recommended dosage.
Large intravenous doses of Methylene Blue produce nausea, abdominal and precordial pain, dizziness, headache, profuse sweating, mental confusion and the formation of methemoglobin.
Use in Pregnancy
Safety for use in pregnancy has not been established. Use of Methylene Blue in women of childbearing potential requires that anticipated benefits be weighed against possible hazards.
Dosage and Administration
0.1 to 0.2 mL per kilogram of body weight (0.045 to 0.09 mL per pound of body weight). Inject Methylene Blue intravenously very slowly over a period of several minutes.
Methylene Blue Injection, USP, 1% is supplied as follows:
NDC 17478-504-01 1 mL in 2 cc (partially filled) vials in packages of 10.
NDC 17478-504-10 10 mL vials in packages of 10.
The vials are packaged with a Flip Tear-Off Seal. The seal can either be flipped normally to reveal the rubber stopper or be totally removed so the rubber stopper can be taken out of the vial. The plastic button is attached to the metal seal, which when pulled, tears the seal at the score line allowing the metal portion to be removed.
STORAGE: Store at 20° to 25°C (68° to 77°F) [see USP Controlled Room Temperature].
Flip Tear-Off Seal: Directions for Use:
Revised: 08/2010 General Injectables & Vaccines, Inc
Reproduced with permission of U.S. National Library of Medicine
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