Subjective appetite scores in two obese patients during administration of drugs. Plotted in each figure are VAS scores that were reported by each patient at baseline, 1 week after taking herbal medicine including ephedra sinica, and 1 week after taking both herbal medicine including ephedra sinica and Lorcaserin. (A) Hunger, (B) satiety, (C) appetite, (D) prospective food consumption. VAS: visual analogue scale, ES: herbal medicine including ephedra sinica, LOR: Lorcaserin.