Controlled release hydrocodone formulations
First Claim
1. A solid oral controlled-release dosage form, the dosage form comprising a compressed tablet comprisinga plurality of multiparticulates collectively consisting essentially of from about 5 mg to about 60 mg of hydrocodone or a pharmaceutically acceptable salt thereof, hydroxypropylmethyl cellulose and ethylcellulose,each multiparticulate individually coated with a coating consisting of (i) ethylcellulose, (ii) a wax and (iii) optional plasticizer(s),said dosage form, after a first administration to a human patient, provides a C12/Cmax hydrocodone ratio of 0.55 to 0.85 and a therapeutic effect for about 12 hours.
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Abstract
A solid oral controlled-release oral dosage form of hydrocodone is disclosed. The dosage form comprising an analgesically effective amount of hydrocodone or a pharmaceutically acceptable salt thereof, and a sufficient amount of a controlled release material to render the dosage form suitable for twice-a-day administration to a human patient, the dosage form providing a C12/Cmax ratio of 0.55 to 0.85, said dosage form providing a therapeutic effect for at least about 12 hours.
351 Citations
24 Claims
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1. A solid oral controlled-release dosage form, the dosage form comprising a compressed tablet comprising
a plurality of multiparticulates collectively consisting essentially of from about 5 mg to about 60 mg of hydrocodone or a pharmaceutically acceptable salt thereof, hydroxypropylmethyl cellulose and ethylcellulose, each multiparticulate individually coated with a coating consisting of (i) ethylcellulose, (ii) a wax and (iii) optional plasticizer(s), said dosage form, after a first administration to a human patient, provides a C12/Cmax hydrocodone ratio of 0.55 to 0.85 and a therapeutic effect for about 12 hours.
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14. A solid oral controlled-release dosage form, the dosage form comprising a compressed tablet comprising
a plurality of multiparticulates collectively consisting essentially of from about 5 mg to about 60 mg of the hydrocodone or an equivalent amount of the pharmaceutically acceptable salt thereof, ethylcellulose and hydroxypropylmethyl cellulose, each multiparticulate individually coated with a coating consisting of (i) ethylcellulose, (ii) a wax and (iii) optional plasticizer(s), the multiparticulates interdispersed along with an additional amount of hydroxypropylmethyl cellulose and lactose in the compressed tablet, said dosage form, after a first administration to a patient population, provides a mean C12/Cmax hydrocodone ratio of 0.55 to 0.85 and a therapeutic effect for about 12 hours.
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18. A solid oral twice-a-day controlled-release dosage form, the dosage form comprising
a plurality of individually coated multiparticulates collectively consisting of an amount of hydrocodone bitartrate equivalent to from about 5 mg to about 60 mg hydrocodone, ethylcellulose, hydroxypropylmethyl cellulose, a wax and optional plasticizer(s), each multiparticulate is a matrix bead consisting of hydrocodone bitartrate, hydroxypropylmethyl cellulose and ethylcellulose, and individually coated with a coating consisting of (i) ethylcellulose, (ii) a wax and (iii) optional plasticizer(s), the individually coated multiparticulates compressed with an additional amount of hydroxypropylmethyl cellulose, lactose and a metal stearate into a tablet, said dosage form, after a first administration to a human patient population, provides a mean C12/Cmax hydrocodone ratio of 0.55 to 0.85 and a therapeutic effect for about 12 hours.
Specification