So you seems to have Aggressive obsessions as part of your OCD. Please mention other obsessive symptoms too. There is high evidence for SSRIs in OCD but has to be treated both Pharmacologically and Behaviour technique named as ERP. Sertraline, Fluoxetine works better for OCD. Paroxetine has lot of anticholinergic side effects so we prefer that option late.
Next Steps
Consult your psychiatrist again as it takes little more time to settle your symptoms
Health Tips
Do breathing exercises and other physical activity too. Make sure that your sleep is adequate