ndc vitamin b12 injection for Cyanocobalamin 1,000 mcg, 25/Box (Rx) — Mountainside Medical and nerves Vitamin B-12 Cyanocobalamin Injection -

No established upper limit exists because excess b12 excretes through kidneys without causing harm

5-Amino-1MQ Vials (10 mg each): 1 week (5 mg/day = 35 mg total) 4 vials 2 weeks (5 mg/day = 70 mg total) 7 vials 4 weeks (5 mg/day = 140 mg total) 14 vials Insulin Syringes (U-100, 1 mL): 1 week (once daily): 7 syringes 2 weeks (once daily): 14 syringes 4 weeks (once daily): 28 syringes Bacteriostatic Water (10 mL bottles): Use 2.0 mL per vial for reconstitution

Mostly the side effects get resolved with time and do not require medical attention

We know that B12 recovery from bile would be a problem but this only contributes 5mcg to the picture, so I think its an open question

Consider consulting with a healthcare professional to discuss your symptoms and lifestyle