The Mosi Guard line of insect repellents consists of a complete range of non-toxic natural repellents (PMD-citriodiol) suitable for all the family. They are effective against mosquitoes, ticks, fleas and more. OTC also has an effective range of lice and nit treatment products developed to provide optimum results, called 'Solution 1-2-3 So Long Lice'. These eliminate, remove and prevent all the problems associated with these parasites.