Hello my husband been paralyze for 21yrs. from the waist down, I took him to the Dr. today because his pauls rate go up in the evening it be from 108-114 and she said it is normal because of his condition, could it be ? His Med. Nifediac cc 60mg / Ranitidine 150mg / Metformin 500mg / Klor-con M20 / Furosemide 40mg . Thank you so much.
The fluctuations in BP and heart rate indicates autonomic system imbalance which is common in paraplegia due to involvement of autonomic tracts.  Also, diabetes may be a contributing factor in this case. Hope my answer will help you.  Take care.  Don't forget to rate me.