Source: FDA, National Drug Code (US) Revision Year: 2020
XENLETA is a semi-synthetic antibacterial agent for oral and intravenous administration.
XENLETA, a pleuromutilin derivative, is available as 14-O-{[(1R,2R,4R)-4-amino-2-hydroxy-cyclohexylsulfanyl]-acetyl}-mutilin in the form of an acetic acid salt (acetate). It is a chemical substance with a molecular weight of 567.79 grams per mole.
Its empirical formula is C30H49NO7S and its chemical structure is:
XENLETA Tablets for oral administration are available as blue, oval, film-coated tablets containing 671 mg lefamulin acetate equivalent to 600 mg lefamulin. The inactive ingredients are colloidal silicon dioxide, croscarmellose sodium, FD&C Blue No 2 aluminum lake, ferrosoferric oxide, magnesium stearate, mannitol, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol (partially hydrolyzed), povidone K30, shellac glaze, talc, and titanium dioxide.
XENLETA Injection supplied as a sterile injection for intravenous use is available as a clear colorless solution in a glass vial containing 168 mg of lefamulin acetate equivalent to 150 mg of lefamulin in 15 mL of 0.9% sodium chloride. This is equivalent to 10 mg/mL lefamulin. The inactive ingredients are sodium chloride and water for injection.
XENLETA Injection must be diluted with the diluent supplied with XENLETA Injection, before administration by intravenous infusion. Each supplied diluent infusion bag contains 250 mL of 10 mM citrate buffered (pH 5) 0.9% sodium chloride. The diluent is a clear, colorless solution. The inactive ingredients are citric acid anhydrous, sodium chloride, trisodium citrate dihydrate, and water for injection. Each 100 mL contains: sodium chloride 900 mg, trisodium citrate dihydrate 200 mg, and citric acid anhydrous 61.5 mg in water for injection. Electrolytes per 1000 mL: sodium 174 mEq; chloride 154 mEq. The osmolality is 280-340 mOsm/kg and the pH is 4.5-5.5.
| Dosage Forms and Strengths |
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XENLETA Injection: Clear, colorless solution in a single-dose clear glass vial. Each vial contains 150 mg of lefamulin in 15 mL of 0.9% sodium chloride for further dilution [see Dosage and Administration (2.4)]. XENLETA Tablets: Blue, oval, film-coated tablet with ‘LEF 600’ printed in black on one side. Each tablet contains 600 mg of lefamulin. |
| How Supplied |
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XENLETA is supplied in the following strengths and package configurations: XENLETA Injection: XENLETA Injection is a clear, colorless, sterile, nonpyrogenic solution for intravenous administration containing 150 mg of lefamulin in 15 mL 0.9% sodium chloride in a single-dose vial intended for dilution in 250 mL of 10 mM citrate buffered (pH 5) 0.9% sodium chloride. The drug product is provided in a clear type I glass 15 mL vial with a gray rubber stopper, aluminum seal and flip off cap. The diluent is provided in infusion bags containing 250 mL of sterile, nonpyrogenic 10 mM citrate buffered (pH 5) 0.9% sodium chloride solution. The vial stopper and infusion bag are not made with natural rubber latex. They are supplied as follows:
XENLETA Tablets: XENLETA Tablets are available as blue, oval, film-coated tablets containing 600 mg lefamulin. The tablets are printed with ‘LEF 600’ in black on one side. They are supplied as follows:
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| Drug | Countries | |
|---|---|---|
| XENLETA | Estonia, Ireland, Lithuania, Poland, United States |
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