Active substance

L-Dopa

4 products from 4 companies contain this in United States.

4 without prescriptionLiquid

Available without a prescription

L-Dopa8X/mLWithout prescriptionLiquid Deseret Biologicals, Inc. · L-Dopa L-Dopa6X/mLWithout prescriptionLiquid BioActive Nutritional, Inc. · L-Dopa L-Dopa 15149X/29.5mLWithout prescriptionLiquid Professional Complementary Health Formulas · L-Dopa L-Dopa Phenolic6X/mLWithout prescriptionLiquid Energique, Inc. · L-Dopa

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.