Pharmacology: pms-DULOXETINE belongs to a group of medicines called "serotonin and norepinephrine reuptake inhibitors" (SNRIs). pms-DULOXETINE increases the levels of two chemical messengers (serotonin and norepinephrine) found naturally in the brain and other parts of the body.
Depression: Depression is mental illness. It may happen when chemicals in the brain, such as serotonin and norepinephrine, are not in balance. pms-DULOXETINE works to help balance these chemicals. This helps to relieve the emotional and physical symptoms of depression.
Symptoms of depression may get better within 1 to 4 weeks after starting pms-DULOXETINE.