Trichlorphon solution is widely used as an insecticide in agriculture to control a variety of pests on crops such as vegetables, fruits, and field crops. It is effective against insects like aphids, caterpillars, and beetles, helping to protect plants and improve yields. In veterinary medicine, it is applied to livestock to combat external parasites like ticks, mites, and fleas, ensuring the health and well-being of animals. Additionally, it is utilized in public health programs to manage mosquito populations, reducing the spread of diseases like malaria and dengue fever. Its broad-spectrum activity and relatively low cost make it a practical choice for pest control in diverse settings.