(1) Objectives, Comparison of the Efficacy of Hydroquinone 2% cream versus Tranexamic Acid Injection in Treatment of Melasma.
(2) design ,This trial is a clinical trial, and one side of the patient's face plays the role of control for the intervention on the other side, and the sample size is 37 patients, and it will be done in one dermatology center. (3) Setting and conduct, In this study, for one side of the patient, topical hydroquinone was used at night and on the other side of the tranexamic acid injection by a panel physician. And the patient will be paid for free during monthly intervals and will calculate the severity of the lesions and their recovery rate with the machine in the Moccoche and will record in the relevant information form. During this study, patients will be evaluated for the incidence of side effects and recurrence of the lesion, and the rate of melasma reduction in patients will be documented both subjectively and by the device in the mucocut.
(4) Participants including major eligibility criteria, the people with melasma who do not have pregnancy and lactation and who have not used other clarifying compounds during the past 3 months can enter to the study.(5) Interventions. In this study, the concentration of 20 mg/ml of Tranexamic Acid for topical infusion will be used; it will be used by the physician in an intradermal setting at 1 cm intervals in place of melasma. 100 ml insulin is used to inject Nidal.
After the local injection, the ice cream compressor will also be used. This process will be performed at intervals of 4 weeks for 3 months.
(6) main outcome measures (primary and secondary outcome variables)
include melasma and the amount of melanin in the skin, and the secondary variables include the patient's satisfaction subjectively.