Non-Surgical Options for Fixing a Gummy SmileBotox Treatment for Gummy Smile. One of the go-to options for treatment for gummy smile looks is Botox. ... Dermal Fillers for Gummy Smile. ... Lip Repositioning. ... Gingivectomy. ... Porcelain Veneers. ... Gum Contouring. ... Smile Exercise. ... Use of Alternative Drugs.