Definity (perflutren)

**Product type:** Human Prescription Drug

**Active ingredient:** PERFLUTREN

**Strength:** 6.52 mg/mL

**Dosage form:** Injection, Suspension

**Route:** Intravenous

**Labeler:** Lantheus Medical Imaging, Inc.

**Marketing category:** NDA (NDA021064)

**Pharmacologic class:** Contrast Agent for Ultrasound Imaging [EPC], Ultrasound Contrast Activity [MoA]