Promethazine HCl And Codeine Phosphate Oral Resolution need to be employed with caution in patients with bone- marrow despair. Leukopenia and agranulocytosis are actually documented, typically when promethazine continues to be used in association with other known marrow-poisonous brokers. Codeine in oral therapeutic dosage does not normally exert big results https://syrupshop.online/purchasing-pain-syrup-online/