Anagrelide A drug that is used to decrease the number of platelets in the blood in order to prevent blood clotting. Also See: Allergic Response ABX-EGF Angiozyme Alefacept Adenosquamous carcinoma Aurora B/C kinase inhibitor GSK1070916A Acute paronychia Age-related macular degeneration Anterior Urethral Cancer Abdominoperineal resection