ExoticRx · exoticrx.com/drugs/omeprazole
Prilosec, GastroGard
Irreversibly inhibits H+/K+-ATPase (proton pump) on parietal cells, providing potent and prolonged gastric acid suppression.
Must not be crushed (enteric-coated). Takes 3-5 days for full effect. Long-term use may affect calcium/magnesium absorption. Interacts with drugs requiring acid pH for absorption.
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