Answer
Lansoprazole inhibits the H⁺/K⁺ATPase proton pump in stomach parietal cells, blocking the final stage of acid formation through dose-dependent, reversible inhibition that reduces both basal and stimulated acid secretion.
Sources for this answer
- Zoton FasTab 15 mgPfizer Limited · emc · SmPC §5.1 Pharmacodynamic properties · Version 28Document updated
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