Global Barbiturate Drugs Market By Type (By Drug Type, Ultra-Short Acting Barbiturate, Short-Acting Barbiturate, Long-Acting Barbiturate, Combination Drugs, By Route of Administration, Oral, Injectable), By Application (Hospital Pharmacies, Retail Pharmacies, Online Pharmacies), By Region and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019–2028