Unique text facilitates to form instant diagnosis of common skin diseases. Chapter 3 on Drugs that may Cause Specific Side Effects has been updated by incorporating the definitions of Specific Dermatoses. Chapter 5 on Drugs Formulary of Dermatological Preparations has also been increased by the inclusion of a few recent and a new drug formulary. A new Chapter 6 on Biologics: Therapeutic Applications has been added to enrich the existing drug choices for various dermatoses, their indications, generic and brand names along with their doses and modes of administration. Emergency Dermatology has been given attention. New chapters on Erythroderma and Angioedema have been included emphasizing their diagnostic criteria and management strategies. Ready reference for all practising dermatologists.