If you have LTD, are you receiving SSDI or SSI. Most people who have LTD benefits have enough past income and credits to be receiving SSDI. With SSDI there is no limit on you household income, benefits and resources. With SSI, traditionally you have very limited income and resources (usually not receiving LTD . Can you clarify for me?
Many people try Gabapentin, the generic of Neurontin, for peripheral neuropathy.
Would you be eligible for bankruptcy due to medical bills? I'm guessing you have original Medicare only (Medicare supplement policies and Medicare Advantage plans limit your annual out of pocket costs, but many required additional monthly premiums.
Be sure to call your city and county social services offices for any type of support they provide for disabled and/or lower income residents. Some areas have created interesting multiple user communities which house low income and non-low income people together.