PHENYLBUTAZONE POWDER [AMERICAN PHARMACEUTICAL INGREDIENTS LLC] Home PHENYLBUTAZONE POWDER [AMERICAN PHARMACEUTICAL INGREDIENTS LLC] PHENYLBUTAZONE POWDER [AMERICAN PHARMACEUTICAL INGREDIENTS LLC] PDF | XML NDC 58597-8437-9 Set ID d2072453-7fb7-46cc-b4f5-d87e346630ff Generic Name Product Class Product Number Application Number Related Drugs Search DailyMed Drugs