What does gabapentin 300 mg twice daily will do with multiple mild [cervical and lumber stenosis] ? how does this treatment affect me? thanks drs?

https://my.clevelandclinic.org/health/drugs/21561-gabapentin As noted gabapentin decrease nerve excitability and transmission of pain .Therefore should decrease the pain from compresses nerve which is the cause of pain in spinal stenosis. It can increase drowsiness, so don't drive if you note more fatigue after gabapentin.

First, it is important to realize that gabapentin is most effective if taken 3 times daily due to its short duration of action. It appears to suppress nerve pain and may help other types of discomfort, but is often limited due to maximum effective dosing at 1800 mg. Side effects include drowsiness, dizziness, weight gain, and foot and ankle swelling.