Which SSRIs are effective in treating OCD and PTSD?

The correct choice identifies Fluvoxamine, Sertraline, and Paroxetine as effective SSRIs for treating Obsessive-Compulsive Disorder (OCD) and Post-Traumatic Stress Disorder (PTSD). These medications are specifically recognized for their efficacy based on various clinical guidelines and research studies.

Fluvoxamine is often considered the first-line treatment specifically for OCD. It has a strong evidence base supporting its use in reducing obsessions and compulsions. Sertraline and Paroxetine are also well-studied SSRIs that show effectiveness in treating both OCD and PTSD. They work by increasing serotonin levels in the brain, which plays a crucial role in mood regulation and anxiety, hence alleviating the symptoms associated with these disorders.

In contrast, while Doxepin is an antidepressant with some utility in anxiety disorders, it is not classified as an SSRI nor is it as widely recognized for treating OCD or PTSD. The other choices include medications like Amitriptyline and Clomipramine, which are primarily tricyclic antidepressants, and Venlafaxine and Duloxetine, which are SNRIs (serotonin-norepinephrine reuptake inhibitors). While the latter can have benefits for anxiety and depressive