In a randomized clinical trial, 47 subjects were assigned to a placebo, a topical nonsteroidalanti-inflammatory agent, or a topical anesthetic.
有一个随机临床试验，其中有47个人使用了无效对照剂，一般是常见的非类固醇抗炎药，或者常见的麻醉剂。
2
The elective use of aspirin and nonsteroidalanti-inflammatory drugs is discouraged for refractive cases.
对于屈光不正的病例，我们不建议选择性使用阿司匹林及非甾体类消炎药。
3
Corneal abrasions typically heal without serious complications over time with supportive care: ice compresses and nonsteroidalanti-inflammatory eye drops.