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LEVORPHANOL TARTRATE TABLETS USP 2 mg
Rx only
DESCRIPTION
Levorphanol tartrate is a potent opioid analgesic with a molecular formula of C17H23NO • C4H6O6• 2H2O and molecular weight 443.5. Each mg of levorphanol tartrate is equivalent to 0.58 mg levorphanol base. Levorphanol’s chemical name is levo-3-hydroxy-N-methylmorphinan with the following structural formula, and has 3 asymmetric carbon atoms and the possibility of cis-trans isomerism:
Levorphanol tartrate is a white crystalline powder, soluble in water and ether but insoluble in chloroform.
Each tablet, for oral administration, contains 2 mg levorphanol tartrate. In addition, each tablet contains anhydrous lactose, corn starch, stearic acid, magnesium stearate and talc.
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