| abstract |
The invention relates to a laxative composition, in particular to a pharmaceutical composition, which is designed into a trapezoid to selectively deliver medicaments with a composite formula to terminal small intestine and large intestine so as to improve the effect and the safety and reduce side effect. The invention provides the laxative composition, which comprises a kernel containing the medicaments, a kernel sealing layer, a pyridoxol layer which is separated from the kernel and contains pyridoxol, and a delayed release layer formed to release the medicaments to the terminal small intestine and the large intestine. |