 [ Symptoms ] i was born with bilateral pars defect and have spondylolysis can i fix this or help with the pain [ Disease ] com this numbness is due to nerve compression and pain can not be controlled only by pain killer you need to stop the progression of the spondylolysis in your back by doing physiotherapy to strength your back muscles and abdominal muscles… gentle rom exercises and stretching of the quadriceps and hamstring muscles is strongly advised but avoid hyperextension you can take vitamin b12 supplement it would help reduce numbness at home do daily hot packs on your back to decrease the pain and spasm also electrical stimulation like tens may help with pain