<prompt> Pyridoxine is used in treatment of ?GalactosemiaPhenylketonuriaPropionic acidemiaHomocystinuria  <response>: Ans. is d i.e., Homocystinuria Inborn error of metabolism and Treatment Alkaptonuria Vitamin C, Folic acid Homocystinuria Pyridoxine Folic acid Cystinuria Alkalization of urine d-Penicillamine, Captopril Hanup disease Nicotinamide Multiple carboxylase eficiency Biotin Methyl malonic academia Vitamin B 12 Hyperoxaluria Pyridoxine Tyrosinemia NTBC, Liver Transplantation 