Joan J. is a 42 year-old female who presents to the clinic with heartburn. She has self-treated with over-the-counter Tums antacids for the past month without relief. She is interested in starting other therapy and indicates she would like something that “works fast as she will be traveling for business. You decide to step up therapy. In addition to any testing you may do, the best first line pharmacotherapeutic plan to meet this patient’s needs is to: • Continue administration of an aluminum-based antacid specifying regular usage. O Begin famotidine, an Histamine Receptor blocker O ondansetron (Zofran, a 5HT-3 antagonist O Begin treatment with a high dose omeprazole (Proton Pump Inhibitor)