what does sertraline tablets do
Sertraline is a type of antidepressant called a selective serotonin reuptake inhibitor (SSRI) . Serotonin is a neurotransmitter â a chemical that relays signals between the cells in your brain.ertraline is a type of antidepressant called a selective serotonin reuptake inhibitor (SSRI) . Serotonin is a neurotransmitter â a chemical that relays signals between the cells in your brain.