The doctor may prescribe an SSRI such as Prozac, Zoloft, or Paxil.医生可以开选择性血清素再吸收抑制剂的处方，例如百忧解、左洛复、克忧果等。Serotonin is a brain chemical which regulates mood.血清素是一种调整情绪的大脑化合物。The drug works by increasing levels of serotonin in the brain.这种药物通过提高大脑中血清素的含量来产生疗效。