A: Are barbiturates still commonly prescribed?
A：巴比妥类药物现在还常被开具吗？

B: No, they are used much less due to safety concerns.
B：不，因为安全问题，现在使用得少多了。

1) 一类中枢神经系统抑制药物

2) 具有镇静和催眠作用的化学物质

3) 曾用于治疗失眠和癫痫的药物

4) 因副作用较大而逐渐被替代的药物类别

1. 巴比妥类药物

2. 镇静催眠药物

noun

1. A class of drugs that act as central nervous system depressants, used to induce sleep or sedation but now largely replaced by safer medications.

Synonym: sedative, hypnotic