Relevant Anatomy for Incising and Draining an Abscess Varies by location Positioning for Incising and Draining an Abscess Patient comfort with excellent exposure of abscess Step-by-Step Description of Incising and Draining an Abscess Consider parenteral analgesia (eg, fentanyl 1 to 2 mcg / kg IV) for patients with significant pain, anxiety, or large abscesses.