Liposomes containing the salt of phosphoramide mustard and related compounds
First Claim
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1. A pharmaceutical composition comprising:
- dichlorodiethyl phosphoramide drug selected from the group consisting of isophosphoramide mustard, cyclohexylamine salt of phosphoramide mustard or mixtures thereof, and liposomes comprising sphingomyelin and cholesterol;
wherein the dichlorodiethyl phosphoramide drug is entrapped within the liposome.
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Abstract
The present invention provides an anti cancer treatment which has an improved stability and does not produce acrolein. The invention includes dichlorodiethyl phosphoramide drugs including, for example, the cyclohexylamine salt phosphoramide mustard and isophosphoramide mustard and mixtures thereof, which have been entrapped by liposomes. Preferably the liposomes contain sphingomyelin and cholesterol.
25 Citations
9 Claims
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1. A pharmaceutical composition comprising:
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dichlorodiethyl phosphoramide drug selected from the group consisting of isophosphoramide mustard, cyclohexylamine salt of phosphoramide mustard or mixtures thereof, and liposomes comprising sphingomyelin and cholesterol; wherein the dichlorodiethyl phosphoramide drug is entrapped within the liposome. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for treating cancer in a patient comprising the steps of:
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a. providing a dichlorodiethyl phosphoramide anti-cancer drug selected from the group consisting of isophosphoramide mustard, cyclohexylamine salt of phosphoramide mustard or mixtures thereof; b. entrapping the drug of step (a) in liposomes; and c. administering an effective amount of the liposomes of step (b) to said cancer patient.
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Specification