Biological Treatments of OCD (AQA A-Level Psychology): Flashcards

Treatment using chemicals affecting brain function/neurotransmitters

Selective Serotonin Reuptake Inhibitors

Block serotonin reuptake, increasing levels in synaptic gap

3-4 months of consistent daily use

20mg (may increase if insufficient improvement)

Approximately 70% experience significant symptom decline

Older antidepressants for OCD, e.g., Clomipramine

Serotonin-Noradrenaline Reuptake Inhibitors

SSRIs significantly superior to placebo in all 17 studies

Indigestion, blurred vision, reduced sex drive (temporary)