Active substance

Tryptophan

12 products from 3 companies contain this in Canada.

12 prescription onlytabletcapsule

Prescription only

APO-TRYPTOPHAN250 mgPrescription onlytablet Apotex Inc · Tryptophan · N06AX02 APO-TRYPTOPHAN500 mgPrescription onlytablet Apotex Inc · Tryptophan · N06AX02 APO-TRYPTOPHAN1 gPrescription onlytablet Apotex Inc · Tryptophan · N06AX02 APO-TRYPTOPHAN500 mgPrescription onlycapsule Apotex Inc · Tryptophan · N06AX02 APO-TRYPTOPHAN750 mgPrescription onlytablet Apotex Inc · Tryptophan · N06AX02 TEVA-TRYPTOPHAN500 mgPrescription onlytablet Teva Canada Limited · Tryptophan · N06AX02 TEVA-TRYPTOPHAN500 mgPrescription onlycapsule Teva Canada Limited · Tryptophan · N06AX02 TRYPTAN1 gPrescription onlytablet Bausch Health, Canada Inc. · Tryptophan · N06AX02 TRYPTAN500 mgPrescription onlycapsule Bausch Health, Canada Inc. · Tryptophan · N06AX02 TRYPTAN500 mgPrescription onlytablet Bausch Health, Canada Inc. · Tryptophan · N06AX02 TRYPTAN250 mgPrescription onlytablet Bausch Health, Canada Inc. · Tryptophan · N06AX02 TRYPTAN750 mgPrescription onlytablet Bausch Health, Canada Inc. · Tryptophan · N06AX02

Same substance is not the same product. Strength, form, release mechanism and other ingredients all differ. Whether one can replace another is a decision for a pharmacist.