Propranolol , of course , is an imperfect drug , a vintage tool commandeered for a new purpose .

普萘洛尔，当然是一种不完美的药物，一种被找到了新用途的老药而已。

The researchers found that people given propranolol had a much lower emotional response - measured by a startle reflex - to the images .

通过惊吓反射测量，研究者发现，服用了治疗心脏病的药品的人们对这些图片的情绪反应低很多。

Brunet asked subjects to write a detailed description of their traumatic experiences and then gave them a dose of propranolol .

布吕内让患者写下对他们痛苦经历的详细描述，然后让他们服一剂普萘洛尔。

The technique cannot be applied in humans of course and attempts to reproduce the effect with oral propranolol have been unsuccessful she said .

当然，这一技术不能在人身上做实验，试图通过口服普萘洛尔取得同样效果的实验并没有成功，菲尔普斯说。

Here 's where things got interesting : subjects who got the placebo demonstrated levels of arousal consistent with ptsd ( for example , their heart rate spiked suddenly ) , but those given propranolol showed significantly lower stress responses .

这次有意思的情况出现了：服用安慰剂的患者出现了各种与ptsd相符的症状（例如他们的心跳突然加速），但是那些服用了普萘洛尔的病人表现出的应激反应明显要低。