Active substance
25% Undecylenic Acid
3 products from 1 companies contain this in United States.
3 without prescriptionLiquidGel
Available without a prescription
Toenail Fungus Treatment25 g/100mLWithout prescription 100 KARMA INC · 25% Undecylenic AcidTreatonic Antifungal Pen2.25 g/9gWithout prescription 100 KARMA INC · 25% Undecylenic AcidTreatonic Nailtonic Repair Pens11.25 g/45gWithout prescription 100 KARMA INC · 25% Undecylenic Acid
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.