**[[Gastroprotective Drugs#Proton Pump Inhibitors|H<sup>+</sup>:K<sup>+</sup>ATPase inhibitors ]]:- for use when patient is refractory to histamine antagonists | **[[Gastroprotective Drugs#Proton Pump Inhibitors|H<sup>+</sup>:K<sup>+</sup>ATPase inhibitors ]]:- for use when patient is refractory to histamine antagonists |