<qa>  What is the amount of TVP-1012 daily?Among participants of the TVP-1012_CCT_001 study, those consenting to participate in this study prior to complite the preceding study and fulfilling the eligibility criteria will be enrolled in this study. From the day after the Visit 8 of the preceding study, participants will receive 1 mg of TVP-1012 once daily for 26 weeks in an unblinded manner. 