Is it advisable to take nurokind OD (1500mcgmethylcobalamin) and Nephrocaps (500mcgmethylcobalamin) once daily each? Will it be overdose? The later has been advised by a local doctor. The previous is continuing since 2 years. My sr. Creatinine is 1.4.I am a 54 years male diabetic, hypertension and thyroid patient. All in control.