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 a viscosity unsuitable for administration selected from the group consisting of parenteral and nasal administration to a solubilized mixture formed when the dosage form is crushed and mixed with from about 0.5 to about 10 ml of an aqueous liquid; the dosage form providing a therapeutic effect for at least about 12 hours when orally administered to a human patient.
某些实施例中,公开了一种控制释放口服剂型,包括治疗有效量易被滥用的药物和一种或多种药学上可接受的辅料;剂型进一步包括一种凝胶剂,其有效量能够在将剂型压碎并与约0.5至约10毫升
水溶液混合时形成的溶解混合物中赋予粘度,以适用于注射和鼻腔给药组中所选的任一种给药方式;当口服给予给人类患者时,该剂型提供至少约12小时的治疗效果。