Stephanica is a herbicide containing the active ingredientnicosulfuron at a concentration of 40 g/l. The product is registered under number 4999 and was registered on January 20, 2011. The manufacturer is the Ukrainian company LLC "Stephes". The application area for Stephanica is corn, indicating its use in agriculture for weed control. However, specific details regarding the mode of action, application method, timing, and dosage of the product are not provided in this description.