Linzess was approved on 30th August 2012 while the approval of lubiprostone took place on January 31, 2006
Linzess ໄດ້ຖືກອະນຸມັດໃນວັນທີ 30th ສິງຫາ 2012 ໃນຂະນະທີ່ການອະນຸມັດຂອງ lubiprostone ເກີດຂື້ນໃນເດືອນມັງກອນ 31, 2006