 Group A: mouthwash aloe Vera Alodent Co. UK for each patient, Group B: Non-alcoholic Chlorhexidine Perio-Kin, Livar CO. Spain 10 ml by patients routinely washed two times in one day for about 30 seconds and lasts for 15 days, then every 7 days periodontal parameters, and at the end of 2 weeks days 0, 7, 15 clinical changes are evaluated. 