How many mg of codeine are in each mL of Promethazine-codeine syrup?
- 7 Apr 2010 by EZNC
- codeine, promethazine
24 Apr 2012
Hello ENZC. That varies from manufacturer to manufacturer for there are multiple brands of Codeine-Promethazine available. It depends on the company and drug that supply the drug. Regards, pledge
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