Mouthwashes are oral cleaning aids.However are not a must in everyday life.
Routine use of alcoholic mouthwashes can have adverse effects to oral soft tissues.Regular use can also cause extrinsic stains on your teeth .
Instead, effective teeth brushing techniques accompanied by thorough flossing &rinsing with water can help a lot.
Occasional use is not contra-indicated but long-term regular,frequent use is a definite NO!!
Non-Alcoholic mouthwashes can be used as an alternative to mouthwashes with alcoholic content.