Aim: There is a few data in the literature on the medical significance of Mesobuthus gibbosus whose sting is considered potentially hazardous for human health. In this case two patients in the age of 16 and 25 with diagnosed scorpionism Mesobuthus gibbosus are described.Here is the example of woman 49 years old who had scorpionism, Euscorpius italicus. Case report: The stings by Mesobuthus gibbosus in both cases occurred during the construction work done by tourists. The following general symptomes were noticed: excitement, pulsating pains, muscle cramps in legs, pallor and profuse sweating. Local symptoms were: paresthesis, bruised skin, erythematous swelling with a red spot in the centre.After two years one patient had occasional muscle twitching, extension of superficial vein and pain on her injured leg. Sting by Euscorpius italicus happened in a bathroom while doing her physiological needs. The local symptoms were: swelling, redness and pain. The general symptoms were: numbness of a neck, intensive salivation and nausea. The symptomatic therapy was implemented in all three cases and was successful. Conclusions: Mesobuthus gibbosus and Euscorpius italicus can be found at the Montenegrian coast and represents a real danger for the health of the local community and tourists. Therapy of these scorpionism is only symptomatic.