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Combination class

Calcium carbonate + Sodium bicarbonate + Sodium alginate

Our August 2026 copy of the NAFDAC Greenbook lists 3 active registrations of this exact combination, from 2 companies. Check the number on any pack against its own line below.

  • Gaviscon Double Action LiquidSuspension
    A4-9366Reckitt Benckiser NigeriaCalcium carbonate 250 mg/5 mL + Sodium bicarbonate 133.5 mg/5 mL + Sodium alginate 80 mg/5 mL
  • Gaviscon Peppermint Liquid SuspensionSuspension
    A4-7058Reckitt Benckiser NigeriaCalcium carbonate 80 mg + Sodium bicarbonate 133.5 mg + Sodium alginate 250 mg
  • Geescon Double Action Liquid 150 mLSuspension
    A11-100667Greenvine PharmaceuticalCalcium carbonate 500 mg/10 mL + Sodium bicarbonate 213 mg/10 mL + Sodium alginate 325 mg/10 mL

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This page quotes the public NAFDAC Greenbook as of our dated copy — active registrations of this exact recorded ingredient set — and is a record of registration, not an endorsement or a statement about any physical product. Registration status can change; for decisions that matter, confirm on the official Greenbook.