Tacrolimus combination products

A - Human Necessities – 61 – K

Patent

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Details

A61K 31/436 (2006.01) A61K 31/357 (2006.01) A61K 31/365 (2006.01) A61K 38/13 (2006.01) A61K 47/42 (2006.01)

Patent

CA 2624825

The present invention relates to a pharmaceutical composition comprising tacrolimus or an analogue thereof and a substance being a substrate for CYP3A4 and/or P-glycoprotein, oral solid dosage forms comprising the pharmaceutical composition such as tablets, methods for preparing the pharmaceutical composition and oral dosage forms and use of the pharmaceutical composition for preparing a medicament. The substance being a substrate for CYP3A4 and/or P-glycoprotein is preferably cyclosporine A. The invention further relates to treatment of a patient in need thereof by coadministration of the combination according to the invention. In a further aspect, the invention relates to the above combination further comprising a CYP3A4 inhibitor compound, preferably a compound naturally occurring in citrus juice, for example grapefruit juice, preferably a spiro ortho ester compound.

La présente invention concerne une préparation pharmaceutique comprenant du tacrolimus ou un analogue dudit composé, ainsi qu'une substance qui est un substrat pour CYP3A4 et/ou une glycoprotéine P, des formes galéniques solides orales comprenant la préparation pharmaceutique telles que des comprimés, des méthodes d'élaboration de la préparation pharmaceutique et des formes galéniques orales et l'emploi de la préparation pharmaceutique dans l'élaboration d'un médicament. La substance qui est un substrat pour CYP3A4 et/ou une glycoprotéine P est de préférence la cyclosporine A. L'invention concerne en outre le traitement d'un patient atteint d'une affection pertinente par co-administration de la combinaison selon l'invention. Dans un autre aspect, l'invention concerne la combinaison ci-dessus comprenant en outre un composé inhibiteur de CYP3A4, de préférence un composé naturellement présent dans le jus d'agrumes, par exemple le jus de pamplemousse, de préférence un composé spiro de type orthoester.

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