Selective serotonin reuptake inhibitors (SSRIs) and serotonin norepinephrine reuptake inhibitors (SNRIs) SSRIs and SNRIs are often the first-line treatment for anxiety. Common SSRI brands are Celexa, Lexapro, Luvox, Paxil, and Zoloft. Common SNRI brands are Pristiq, Cymbalta, and Effexor XR.