TABLE 1

Relative omeprazole equivalent doses of proton pump inhibitors when compared with omeprazole 20 mg

Drug and doseOmeprazole equivalent
Dexlansoprazole 30 mg50–60 mg
Rabeprazole 20 mg36 mg
Esomeprazole 20 mg32 mg
Omeprazole 20 mg20 mg
Lansoprazole 15 mg13.5 mg
Pantoprazole 20 mg4.5 mg
  • Drugs are listed in order of most to least potent.

  • Based on information from references 4 and 5.