1. A method for producing a solid drug preparation comprising: (i) wet granulating at least one osmotic laxative, at least one antacid and a first pharmaceutically acceptable excipient component to form an intragranular fraction； (ii) mixing the intragranular fraction obtained in step (i) with components of an extragranular fraction containing one or more organic acids, a non-metallic lubricant and a second pharmaceutically acceptable excipient component t； and (iii) compressing the mixture of step (ii) into tablets. 2. The method of claim 1, further comprising (iv) coating the tablets with a coating. A method according to claim 1, wherein the content of the intragranular fraction is approximately 50% of the total weight of the preparation and in which the content of the extragranular fraction is approximately 50% of the total weight of the preparation. The method of claim 1, wherein the first pharmaceutically acceptable excipient component comprises at least one binder, diluent, stabilizing agent, disintegrant, anti-foaming agent, anti-adhesive or anti-foaming agent. The method of claim 1, wherein the second pharmaceutically acceptable excipient component includes at least one binder, diluent, stabilizing agent, disintegrant, anti-foaming agent, anti-adhesive or anti-foaming agent. The method of claim 1, wherein the first pharmaceutically acceptable excipient component comprises a first amount of a diluent and the second pharmaceutically acceptable excipient component comprises1. Способ получения твердого лекарственного препарата, содержащий:(i) влажное гранулирование по меньшей мере одного осмотического слабительного средства, по меньшей мере одного антацида и первого фармацевтически приемлемого компонента-эксципиента с образованием интрагранулярной фракции；(ii) смешивание интрагранулярной фракции, полученной на стадии (i), с компонентами экстрагранулярной фракции, содержащей одну или несколько органических кислот, неметаллическое смазующее вещество и второй фарма
