Symptom wise it looks like polyneuropathy only, which can be due to drugs, nutritional deficidncy etc. You have not mentioned anything about your MDR-TB how it was diagnosed, any comorbidities, had you received anti TB drugz in past, plz share your old records?
Next Steps
maintain proper hand and feet care, avoid any trauma to hands and feets
take cap benfomet plus one after lunch and cap pregadoc 75 one after dinner for 1 week and thzn twice daily