My father 65 yrs old had angioplasty in 2012 . And a patient of high sugar. Current medication which he opts as of now Glycephase 850 for sugar and glucored fort sr for sugar ..ecospirin avic 2075 for heart ..tonact 20 mg for heart ..starpress xl 50 for heart ..valent 80 mg for heart . He is on above medication since last 4 yrs But from last 4-5 days he is feeling cramps in his lower half ,in hands ..in fingers...and in foot So kindly suggest us ..shd we seek a physician or a cardiologist. And what are the casuses for such state.