Efficacy and Safety of 30% Salicylic Acid and 10% Nicotinamide Combined Therapy in Melasma
Conditions
Interventions
- OTHER: Nicotinamide(NAM)(10%)
- OTHER: Supramolecular salicylic acid(SSA) (30%)
- OTHER: Supramolecular salicylic acid simulator
- OTHER: Nicotinamide simulator
Sponsor
Second Affiliated Hospital of Xi'an Jiaotong University