hi my name is faiz from Nairobi basically i am from hyderabad, suffering urticaria mostly appears on hands n sometimes around neck without swelling for 3 years have stared taking medicine from the last month - given aterax, and dazit but the drowziness last more than 12 hours, its a food allergic urticaria like milk, eggs, any sodas snacks with preservatives, please advise if i have been given right medication or suggest me what to do? i am confused.