NOTE: The oxytocic subclassification (GU600) includes 20% sodium chloride, 40 to 60% urea solutions, ergonovine, and methylergonovine but does not include oxytocin (HS702) or prostaglandins (HS875). The "antispasmodics, urinary" subclassification (GU201) includes single-entity products. The "antispasmodics urinary, other" subclassification (GU209) includes any combination containing an anticholinergic ingredient that is intended for genitourinary use.