Effect of Butyphthalide on Cognitive Level Change After Cerebral Vascular Event-a Randomized Control Trial (Be-CLEVER)

"First stage： Routine stroke treatment: hypoglycemic, antihypertensive, antiplatelet, anticoagulant and other conventional cerebrovascular disease treatment drugs.~Placebo group: routine stroke treatment + oral Butylphthalide Placebo Soft Capsules, 2 capsules/time, tid, an empty stomach for 24 weeks.~Butylphthalide group: routine stroke treatment + oral Butylphthalide Soft Capsules, 2 capsules/time, tid, an empty stomach for 24 weeks.~Second stage： 14d washout period after first stage. Routine PSCI treatment: 5-10 mg Donepezil, qd. Placebo group: Routine PSCI treatment + oral Butylphthalide Placebo Soft Capsules, 2 capsules/time, tid, an empty stomach for 24 weeks.~Butylphthalide group:~Routine PSCI treatment + oral Butylphthalide Soft Capsules, 2 capsules/time, tid, an empty stomach for 24 weeks."

"First stage： Routine stroke treatment: hypoglycemic, antihypertensive, antiplatelet, anticoagulant and other conventional cerebrovascular disease treatment drugs.~Placebo group: routine stroke treatment + oral Butylphthalide Placebo Soft Capsules, 2 capsules/time, tid, an empty stomach for 24 weeks.~Butylphthalide group: routine stroke treatment + oral Butylphthalide Soft Capsules, 2 capsules/time, tid, an empty stomach for 24 weeks.~Second stage： 14d washout period after first stage. Routine PSCI treatment: 5-10 mg Donepezil, qd. Placebo group: Routine PSCI treatment + oral Butylphthalide Placebo Soft Capsules, 2 capsules/time, tid, an empty stomach for 24 weeks.~Butylphthalide group:~Routine PSCI treatment + oral Butylphthalide Soft Capsules, 2 capsules/time, tid, an empty stomach for 24 weeks."