Rather than blindly going for the medications, i suggest you to visit the dentist ASAP and fist get the root cause know as there are many factors leading to gums swelling and tender. Few to be cited are:
So, start brushing twice daily with proper brushing technique, do flossing daily and use mouthwash gargles and don't forget to visit the dentist...
For more info on brushing techniques you can visit the link...http://www.identalhub.com/articlecategory-brushing-techniques-8.aspx
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