Talk to Diabetologist on Scalf Pain

My mom having diabetes from past 10 years but now a days she suffer from scalf pain and some time having pain in full leg it worsen at night but at day time it is some time not having any kind of pain she can not explain the type of that i can measure the type of pain but its not neurogenic in nature .... She taken tablet Pregabalin 75 mg Baclofen 10 mg Diclofanac sodium 50 mg Piroxicam 20mg Nuberol forte Tramadol and paracetamol But could not have any any progres