Global Dermatological Drugs Market By Type (By drug type: Prescription-Based Drugs , Over-the-Counter Drugs , By route of administration: Topical Administration , Oral Administration , Parenteral Administration , By dermatological diseases: Acne , Dermatitis , Psoriasis , Skin Cancer , Rosacea , and Alopecia), By Application (Acne , Skin Infections , Psoriasis , and Dermatitis Drugs), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029