doi: 10.1038/s41467-021-25572-w 96 YamanoKKikuchiRKojimaWHayashidaRKoyanoFKawawakiJet al
This variation in symptom pattern may require a more detailed assessment to confirm the diagnosis and tailor treatment effectively
Video Guide : Watch this video on how to administer Vitamin B12 injections safely and effectively

Updated July 24, 2026 Receive Daily Availability Emails 1 Gram/10 mL(100 mg/mL) 10 mLSingle-dose vial 20% 4 mL vial 10% 250 mg/mL 20 mLMultiple-dose vial 20 mL Multiple-dose vial 0.4 mg/mL 1 mLSingle-dose vial 1 mg/mL 6 mg/mL 5 mL Multiple-dose vial 5 mLMultiple-dose vial 250 mg/mL (125 mg/mL Caffeine) 2 mL Single Dose Vial 500 mg Single-dose vial 1000 mcg/mL 1 mLMultiple-dose vial 30 mLMultiple-dose vial 10 mLMultiple-dose vial 20 mg/2 mL(10 mg/mL) 2 mLSingle-dose vial 5 mg/2 mL(2.5 mg/mL) 2 mLSingle Dose Vial 30 mg/30 mL (1 mg/mL) 30 mL Multiple-dose vial 20 mg/mL 40 mg/mL 1 g/mL 1.5 mLSingle Dose Vial 0.2 mg/mL 5 mLMultiple Dose Vial 20 mLMultiple Dose Vial 1 mLSingle Dose Vial 1 mL Single-dose vial 25 mg/mL 50 mg/mL 750 mg iron/15 mL 15 mL Single-dose Vial 100 mg iron/2 mL 2 mL Single-dose Vial 1000 mg iron/20 mL 20 mL Single-dose Vial 1 gram/5 mL (200 mg/mL) 5 mLSingle-dose vial 4 grams/20 mL(200 mg/mL) 20 mLSingle-dose vial *Each mL contains zinc 1,000 mcg, copper 60 mcg,manganese 3 mcg, and selenium 6 mcg * 2.5 mg/mL 10 mLSingle Dose Vial 5 mg/mL 10 mg/Vial Single Use Vial 100 mg/vial Single-dose Vial 30 mg/mL Phosphorus 15 mmol/5 mL and Potassium 22 mEq/5 mL 5 mL Single-dose,plastic vial Phosphorus 45 mmol/15 mL and Potassium 66 mEq/15 mL 15 mL Single-dose, plastic vial Phosphorus 150 mmol/50 mL and Potassium 220 mEq/50 mL 50 mLPharmacy Bulk Package, plastic vial 50 mg/10 mL 10 mLSingle-dose ampule 600 mcg/10 mL 10 mLPharmacy Bulk Package Vial 12 mcg/2 mL 15 mM P/5 mL (3 mM P/mL)containing 20 mEq Na+/5 mL(4 mEq/mL) 5 mLSingle-dose,plastic vial 45 mM P/15 mL (3 mM P/mL)containing 60 mEq Na+/15 mL(4 mEq/mL) 15 mLSingle-dose,plastic vial 150 mM P/50 mL (3 mM P/mL)containing 200 mEq Na+/50 mL (4 mEq/mL) 50 mLSingle-dose,plastic vial *Each mL contains zinc 3 mg, copper 0.3 mg, manganese 55 mcg, and selenium 60 mcg 20 Units/mL 10 mL Multiple-dose vial 200 mg/10 mL(20 mg of Elemental Iron/mL) 50 mg/2.5 mL(20 mg of Elemental Iron/mL) 2.5 mLSingle-dose vial 100 mg/5 mL(20 mg of Elemental Iron/mL) 3 mg/mL 5 mLPharmacy Bulk Package Vial 10 mL Pharmacy Bulk Package Vial For a list of patents protecting American Regent products, please click here

The mechanisms already discussed, including enhanced angiogenesis, increased fibroblast activity, collagen synthesis upregulation, and improved cell migration, all contribute to faster resolution of tissue damage
Higher doses (Wegovy) are approved as a weight loss medicine