WHEN FACED with drug inquiries that arrive daily from a wide variety of sources, you are unlikely to know all of the answers, all of the time. To complement your knowledge, you need access to a comprehensive reference resource that has already evaluated the vast sea of published literature and can help you locate the specific information that you need. Now in its 37th edition, it is still the ideal first-line reference work and remains a trusted source of information for more detailed drug inquiries. Alongside conventional medicines, information is included on herbals, diagnostic agents, radiopharmaceuticals, pharmaceutical excipients, toxins, and poisons making Martindale your complete compendium of pharmaceutical topics.