Other than Neurontin (gabapentin) what are acceptable pain meds to treat severely painful diabetes neuropathy?

Many. There are two medications that are fda-approved for this condition. They are cymbalta, and lyrica (pregabalin). Other meds are often used as well, including tricyclic antidepressants such as nortriptyline and trazodone, and anti-seizure meds such as topiramate, Gabapentin (neurontin), and carbamazepine. Capsaicin (chemical that makes jalapenos hot) creams can also be helpful and don't need a prescription.
Many. Lyrica, (pregabalin) cymbalta, tca like desipramine/amitriptylene, anticonvulsant like keppra, topamax, tegretol, teileptal, lamictal. Also consider supplements Alpha lipoic acid, acetylcarnitine, and fish oil which have proven efficacy in dn.
Many. There's lyrica, (pregabalin) Cymbalta and narcotic pain meds. You can also apply a capsaicin cream to the affected area. You also want to protect your feet from injury, no walking barefoot and inspect you feet daily for small cuts and blisters.