Introduction: One of the main complaints found in the present services is the excessive gingiva exposed when smiling, that is, the gingival smile, which was being detrimental to the social life. The application of botulinum toxin as a therapeutic form to the surgical procedure is considered a conservative, fast, safe and less invasive method. Objective: The purpose of this study was to report, through a literature review, the use of resective gingival surgeries (gingivoplasty / gingivectomy) when associated with the application of botulinum toxin for the treatment of gingival smile. Methods: A study was conducted through articles published in the electronic database such as EBSCO HOST, SCIELO, MEDLINE (via PubMed), GOOGLE ACADEMMICO in the period 2009 to 2016. They all addressed the relationship between \"Gingivectomy / Gingivoplasty\" and \"Botulinum Toxin\", being restricted 9 in English and 13 in Portuguese, totaling 22 publications. The main descriptors (Mesh Terms) used were \"Gingivectomy / Gingivoplasty\" and \"Botulinum Toxin\". For further specification, the “clinical trials” description for refinement was added during searches, following the rules of systematic review-PRISMA. Major findings and conclusion: It was concluded that the association of resective gingival plastic surgeries with the application of botulinum toxin, are obtaining promising results in the treatment of gingival smile, especially in cases in which only the gingival surgeries would not be sufficient to leave the smile harmonic and pleasant to the patient, since this condition is disturbing for their self-esteem. Botulinum toxin presented several therapeutic purposes, however, in the treatment of gingival smile, it is characterized as an aesthetic, non-invasive, effective and safe alternative. Its effect is temporary, and its regression occurs over time, lasting about 3 months, and can be reapplied after this period. It should be emphasized that it is extremely important that the dental surgeon must be trained and qualified to perform these procedures.

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