This document outlines a 10 step marketing plan for Zykast, a new antihistamine/antiallergic drug intended for doctors treating patients over 15 with allergy and asthma symptoms. The plan targets these doctors and analyzes the market, competitors, promotional strategies, and positioning of Zykast to fulfill an unmet need for an affordable, effective treatment with minimal side effects. Key competitors and differentiators are identified. The overall market is estimated at $11.9 billion growing 3% annually.