Not known Factual Statements About Hi-Tech promethazine syrup
Breathing Issues. Promethazine/codeine may possibly lead to sluggish or shallow breathing, especially if you have got respiration problems from A different problem or get other medicines that may slow your respiration.Promethazine has an elimination 50 %-life of ten-14 hrs, with excretion of metabolites appearing from the urine and feces. The sulf