1
Benjamin Oshlack, Curtis Wright, J David Haddox: Tamper-resistant oral opioid agonist formulations. Euro Celtique, Davidson Davidson & Kappel, February 24, 2004: US06696088 (189 worldwide citation)

Disclosed is an oral dosage form comprising (i) an opioid agonist in releasable form and (ii) a sequestered opioid antagonist which is substantially not released when the dosage form is administered intact, such that the ratio of the amount of antagonist released from said dosage form after tamperin ...


2
Benjamin Oshlack, Curtis Wright: Controlled-release compositions containing opioid agonist and antagonist. Euro Celtique, Davidson Davidson & Kappel, April 6, 2004: US06716449 (114 worldwide citation)

Controlled-release dosage forms containing an opioid agonist; an opioid antagonist; and a controlled release material release during a dosing interval an analgesic or sub-analgesic amount of the opioid agonist along with an amount of the opioid antagonist effective to attenuate a side effect of the ...


3
Benjamin Oshlack, Robert Colucci, Curtis Wright, Christopher Breder: Pharmaceutical formulation containing opioid agonist, opioid antagonist and bittering agent. Euro Celtique, Philip C Strassburger, Alan L Koller, December 5, 2006: US07144587 (111 worldwide citation)

Disclosed in certain embodiments is an oral dosage form comprising a therapeutically effective amount of an opioid analgesic; an opioid antagonist; and a bittering agent in an effective amount to impart a bitter taste to an abuser upon administration of the dosage form after tampering.


4
Benjamin Oshlack, Robert Colucci, Curtis Wright, Christopher Breder: Pharmaceutical formulation containing bittering agent. Euro Celtique, Philip C Strassburger, Alan L Koller, November 28, 2006: US07141250 (105 worldwide citation)

Disclosed in certain embodiments is an oral dosage form comprising a therapeutically effective amount of a drug susceptible to abuse; and an effective amount of a bittering agent to impart a bitter taste to an abuser upon administration of said dosage form after tampering.


5
Curtis Wright, Benjamin Oshlack, Christopher Breder: Pharmaceutical formulation containing gelling agent. Purdue Pharma, Lowenstein Sandler PC, December 25, 2012: US08337888 (87 worldwide citation)

Disclosed in certain embodiments is a controlled release oral dosage form comprising a therapeutically effective amount of a drug susceptible to abuse together with one or more pharmaceutically acceptable excipients; the dosage form further including a gelling agent in an effective amount to impart ...


6
Benjamin Oshlack, Curtis Wright, Christopher Breder: Pharmaceutical formulation containing opioid agonist, opioid antagonist and gelling agent. Purdue Pharma, Davidson Davidson & Kappel, November 30, 2010: US07842307 (87 worldwide citation)

Disclosed in certain embodiments is an oral dosage form comprising a therapeutically effective amount of an opioid analgesic, an opioid antagonist and one or more pharmaceutically acceptable excipients; the dosage form further including a gelling agent in an effective amount to impart a viscosity un ...


7
Benjamin Oshlack, Curtis Wright, J David Haddox: Tamper-resistant oral opioid agonist formulations. Purdue Pharma, Davidson Davidson & Kappel, February 9, 2010: US07658939 (77 worldwide citation)

Disclosed is an oral dosage form comprising (i) an opioid agonist in releasable form and (ii) a sequestered opioid antagonist which is substantially not released when the dosage form is administered intact.


8
Curtis Wright: Titratable dosage transdermal delivery system. Euro Celtique, Pennie & Edmonds, January 27, 2004: US06682757 (58 worldwide citation)

The present invention relates to a titratable dosage transdermal delivery system for systemic delivery of a therapeutic agent or drug. The system comprises a plurality of patch units that are connected along one or more borders. The plurality of patch units are divisible into units along the one or ...


9
Richard S Sackler, Benjamin Oshlack, Curtis Wright: Sustained-release gel coated compositions. Purdue Pharma, Davidson Davidson & Kappel, September 7, 2010: US07790215 (49 worldwide citation)

Disclosed in certain embodiments is a coating comprising a pharmaceutically acceptable mixture of gelatin and hydrophobic polymer.


10
Benjamin Oshlack, Curtis Wright, Derek Prater: Once-a-day oxycodone formulations. Purdue Pharma, Davidson Davidson & Kappel, December 7, 2010: US07846476 (41 worldwide citation)

The invention is directed to sustained release formulations containing oxycodone or a pharmaceutically acceptable salt thereof which provide a mean C24/Cmax oxycodone ratio of 0.6 to 1.0 or 0.7 to 1 after oral administration at steady state to patients and methods thereof.