Chemical name: Calcium (2S)-2-[[4-[[[(6RS)-2-amino-5-formyl-4-oxo1,4,5,6,7,8-hexahydropteridin-6-yl]methyl]amino]benzoyl]amino]pentanedioate.
Chemical Formula: C20H21CaN7O7,xH2O.
M.W. = 511.5 (Anhydrous).
HSP Calcium folinate hydrate 10 mg/mL Injection is a clear straw-coloured sterile solution of folinic acid (as calcium salt) in water for injections. HSP Calcium folinate hydrate 10 mg/mL Injection is a white to light yellow, amorphous or crystalline hygroscopic powder. Sodium chloride is included for isotonicity. Sodium hydroxide or hydrochloric acid is used to adjust pH. The vial presentation (300 mg/30 mL) does not contain a bactericide.
The following HSP Calcium folinate hydrate 10 mg/ml Injection presentation: 300 mg/30 mL contain calcium folinate equivalent to 300 mg folinic acid.