varicose veins particularly the spider veins or reticular and isolated are important medical problem as well as cosmetic harmful for women. there are wide arguments about therapeutic methods for varicose veins. the therapies range from traumatic surgical to conservative through laser ablation, and radiofrequency ablation. sclerotherapy may serve as minimally invasive alternatives, we had done therapeutic studying for 35 patients in ALAssaad university hospital in Lattakia between 2014 to april 2015. every patient had been treated by sclerotherapy several sessions, interval between sessions was 2-3 weeks. all patients had been followed up for 6 months after treatment. the treatment had been successfully finished for all patients. but non-dangerous complications had appeared in 54.3% of patients. we had done medical management for them. the sclerotherapy for spider veins or reticular and isolated veins gave excellent results in all patients.