Promethazine is a phenothiazine derivative which differs structurally through the antipsychotic phenothiazines with the existence of a branched aspect chain and no ring substitution. Stay clear of analeptics which can lead to convulsions. The remedy of choice for resulting hypotension is administration of intravenous fluids, accompanied by repositioning if indicated. https://worldwidepsychedelics.com/product/buy-codeine-online/