In patients undergoing neurointerventional treatment of cerebral aneurysms, some patients require stent-assisted therapy. Patients who apply intracranial stents also need to take long-term aspirin and poliovirus to prevent in-stent thrombosis. What is the appropriate time to take aspirin for long-term use? Generally speaking, you need to pay attention to the following points: 1, use enteric coated enteric aspirin tablets of good quality, currently the most commonly used is Bayer’s Bayer aspirin enteric tablets; 2, take aspirin in the morning one hour before meals on an empty stomach; 3, take the drug in the morning one hour on an empty stomach with gastrointestinal adverse reactions can try to take the drug at night before bedtime.