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Extruded immediate release abuse deterrent pill

  • US 10,639,281 B2
  • Filed: 12/05/2018
  • Issued: 05/05/2020
  • Est. Priority Date: 08/12/2013
  • Status: Active Grant
First Claim
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1. An oral, immediate release, abuse deterrent dosage form comprising:

  • (i) 0.1 wt. % to 30.0 wt. % of an active substance susceptible to abuse;

    (ii) a matrix agent, wherein the matrix agent is 45 wt. % to 55 wt. % polyethylene oxide (PEO) having an average molecular weight between 50K and 150K Daltons;

    (iii) 15 wt. % to 30 wt. % of a plasticizer, wherein the plasticizer has an average molecular weight between 1K Daltons and 15K Daltons, wherein the plasticizer is a polyalkylene glycol;

    (iv) 0 wt. % to 40 wt. % of a filler,(v) 0 wt. % to 2.0 wt. % of an antioxidant, and,(vi) 0 wt. % to 20.0 wt. % of a dye,wherein the active substance susceptible to abuse is selected from the group consisting of;

    alfentanil, allylprodine, alphaprodine, amphetamine, anileridine, benzylmorphine, bezitramide, buprenorphine, butorphanol, clonitazene, codeine, cyclazocine, desomorphine, dextroamphetamine, dextromoramide, dezocine, diampromide, dihydrocodeine, dihydromorphine, dimenoxadol, dimepheptanol, dimethylthiambutene, dioxaphetyl butyrate, dipipanone, eptazocine, ethoheptazine, ethylmethylthiambutene, ethylmorphine, etonitazene, fentanyl, heroin, hydrocodone, hydromorphone, hydroxypethidine, isomethadone, ketobemidone, levallorphan, levophenacylmorphan, levorphanol, lofentanil, meperidine, meptazinol, metazocine, methadone, metopon, morphine, myrophine, nalbulphine, narceine, nicomorphine, norpipanone, opium, oxycodone, papvretum, pentazocine, phenadoxone, phenazocine, phenomorphan, phenoperidine, piminodine, propiram, propoxyphene, sufentanil, tilidine, tramadol, and pharmaceutically acceptable salts and/or mixtures thereof;

    wherein the active substance susceptible to abuse has an immediate release profile wherein greater than or equal to 75 wt. % of the active substance is released from the dosage form at 45 minutes following a dissolution test in deaerated water, wherein the dosage form includes a physical barrier to reduce abuse, wherein the physical barrier is having at least 50 wt. % of particles with a particle size greater than 0.5 mm following physical or mechanical manipulation of the dosage form, wherein said physical or mechanical manipulation comprises grinding in a MR. COFFEE®

    model number IDS55 coffee grinder or equivalent at 20,000 rpm and for 30-60 seconds;

    wherein the dosage form is a formed, uniform extrudate having a uniform blend of active, matrix agent and plasticizer, and is directly formed from an extrusion process, and wherein said dosage form excludes disintegrant that promotes disintegration of the dosage form and dissolution of the active substance.

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