Rhodes Pharmaceuticals L.p.

Rhodes Pharmaeuticals, L.p.

Vincent Mancinelli

Robert J Kupper

Sibao Chen

Akwete L Adjei

Robert Joe Kupper

Disclosed in certain embodiments is an immediate release solid oral dosage form comprising a plurality of particles, each particle comprising: (i) a core comprising a first active agent; (ii) a coating comprising a second active agent layered over the core; and (iii) a material that is sensitive to acidic pH layered over the coated core; wherein the dosage form releases at least about 70% of the second active agent within 45 minutes as measured by in-vitro dissolution in a USP Apparatus 2 (paddle) at 50 rpm in 500 ml 0.1 N HCl at 37° C.

Tamper resistant immediate release formulations

Disclosed in certain embodiments is an immediate release solid oral dosage form comprising a plurality of particles, each particle comprising: (i) a core comprising a first active agent; (ii) a coating comprising a second active agent layered over the core; and (iii) a material that is sensitive to acidic pH layered over the coated core; wherein the dosage form releases at least about 70% of the second active agent within 45 minutes as measured by in-vitro dissolution in a USP Apparatus 2 (paddle) at 50 rpm in 500 ml 0.1 N HCl at 37&#xb0; C.

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Scituate, RI, United States of America

Vincent Mancinelli