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                      Prospective, randomized, double-blind clinical study of split-body comparison of topical hydroquinone and hexylresorcinol for skin pigment appearance
                     | 
                    2023 | 
                    
                      
                        
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                      Prospective, randomized, double-blind clinical study of split-body comparison of topical hydroquinone and hexylresorcinol for skin pigment appearance
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                      A Multi-Center, Randomized, Blinded Clinical Study Evaluating the Efficacy and Safety of a Novel Topical Product for Facial Dyschromia
                     | 
                    2023 | 
                    
                      
                        
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                      A Multi-Center, Randomized, Blinded Clinical Study Evaluating the Efficacy and Safety of a Novel Topical Product for Facial Dyschromia
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                      A Randomized, Double-Blind, Split-Face Study of Topical Silymarin vs 2% Hydroquinone Cream in Melasmas
                     | 
                    2022 | 
                    
                      
                        
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                      A Randomized, Double-Blind, Split-Face Study of Topical Silymarin vs 2% Hydroquinone Cream in Melasmas
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                      Efficacy and safety of topical isobutylamido thiazolyl resorcinol (Thiamidol) vs. 4% hydroquinone cream for facial melasma: an evaluator-blinded, randomized controlled trial
                     | 
                    2021 | 
                    
                      
                        
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                      Efficacy and safety of topical isobutylamido thiazolyl resorcinol (Thiamidol) vs. 4% hydroquinone cream for facial melasma: an evaluator-blinded, randomized controlled trial
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                      Evaluation of the efficacy of cysteamine cream compared to hydroquinone in the treatment of melasma: A randomised, double-blinded trial
                     | 
                    2021 | 
                    
                      
                        
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                      Evaluation of the efficacy of cysteamine cream compared to hydroquinone in the treatment of melasma: A randomised, double-blinded trial
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                      A comparative study of topical 5% cysteamine versus 4% hydroquinone in the treatment of facial melasma in women
                     | 
                    2020 | 
                    
                      
                        
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                      A comparative study of topical 5% cysteamine versus 4% hydroquinone in the treatment of facial melasma in women
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                      Effective Tyrosinase Inhibition by Thiamidol Results in Significant Improvement of Mild to Moderate Melasma
                     | 
                    2019 | 
                    
                      
                        
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                      Effective Tyrosinase Inhibition by Thiamidol Results in Significant Improvement of Mild to Moderate Melasma
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                      Topical silymarin versus hydroquinone in the treatment of melasma: A comparative study
                     | 
                    2019 | 
                    
                      
                        
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                      Topical silymarin versus hydroquinone in the treatment of melasma: A comparative study
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                      A Comparative Study of the Efficacy of 4% Hydroquinone vs 0.75% Kojic Acid Cream in the Treatment of Facial Melasma
                     | 
                    2013 | 
                    
                      
                        
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                      A Comparative Study of the Efficacy of 4% Hydroquinone vs 0.75% Kojic Acid Cream in the Treatment of Facial Melasma
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                      Clinical efficacy and safety of a multimodality skin brightener composition compared with 4% hydroquinone
                     | 
                    2012 | 
                    
                      
                        
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                      Clinical efficacy and safety of a multimodality skin brightener composition compared with 4% hydroquinone
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                      A randomized controlled trial of the efficacy and safety of a fixed triple combination (fluocinolone acetonide 0.01%, hydroquinone 4%, tretinoin 0.05%) compared with hydroquinone 4% cream in Asian patients with moderate to severe melasma
                     | 
                    2008 | 
                    
                      
                        
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                      A randomized controlled trial of the efficacy and safety of a fixed triple combination (fluocinolone acetonide 0.01%, hydroquinone 4%, tretinoin 0.05%) compared with hydroquinone 4% cream in Asian patients with moderate to severe melasma
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                      A comparison of triple combination cream and hydroquinone 4% cream for the treatment of moderate to severe facial melasma
                     | 
                    2007 | 
                    
                      
                        
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                      A comparison of triple combination cream and hydroquinone 4% cream for the treatment of moderate to severe facial melasma
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                      The treatment of melasma. 20% azelaic acid versus 4% hydroquinone cream
                     | 
                    1991 | 
                    
                      
                        
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                      The treatment of melasma. 20% azelaic acid versus 4% hydroquinone cream
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                      Double-blind comparison of azelaic acid and hydroquinone in the treatment of melasma
                     | 
                    1989 | 
                    
                      
                        
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                      Double-blind comparison of azelaic acid and hydroquinone in the treatment of melasma
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