In this updated third edition, expert physicians assemble user-friendly, clinically-oriented guides to aid in the day-to-day management of the allergic patient. With an emphasis on common allergic diseases and the pharmacological tools to control them, this book disseminates the practical knowledge that practitioners have accumulated through practice and teaching. Three new chapters focus on antihistamines, antileukotrienes, and children experiencing recurrent respiratory tract infections. This book is intended for the front- line physician who cares for allergic patients. It will help any physician improve the care offered to those patients.