There has been an increase in the use of systemic drug therapy for skin diseases during recent years. This reflects advances in drug development but many are potent drugs which can have serious or life threatening adverse effects. Aimed at dermatologists and general practitioners, this book provides an accessible and concise aid to prescribing and monitoring systemic dermatological therapy. Evidence based data or established guidelines have been included where possible. Common and important adverse drug effects and their management are covered along with some of the recent advances in drug treatment and monitoring of patients.