The following is an insecticides used in one or more parts of the world: imidacloprid-based product (1 iteration via irrigation or spray can). In most cases, make sure to completely eradicate an aphid infestation, though this method may not keep crops completely safe from acquiring the disease. Two to three additional spray applications may help to reduce the chances of infection.
Other insecticides (molecules\active ingredient names) include: flonicamid, imidacloprid, pymetrozine, thiamethoxam, sulfoxaflor, acetamiprid, chlorpyrifos, cypermethrin, and bifenthrin.
The use of insecticides to control the spread of Papaya ringspot virus has its limitations since the virus is transmitted in a non-persistent manner; aphids may have already transmitted the virus before the insecticide killed them.