By the report of your symptoms, you could have any of the disorders listed on the web site under “conditions”. To “speed up recovery”, an appropriate diagnosis is necessary. What diagnosis have you been given and how was it formulated?
An extruded disc at L5-S1 with motor weakness would normally need a microdiscectomy in my practice. In most cases without motor weakness, surgery can be avoided but with motor weakness, I feel that the best chance for motor strength recovery is with surgery.