The present invention relates to an antimicrobial (anticandidal, antibacterial, antifungal) and antiviral composition which repels insects such as flies, mosquitoes and ticks. In the study concerning the present invention, the composition comprises poloxamer, boron compound, ethyl butyl acetylaminopropionate and preferably hydrogen peroxide. The present composition is a composition which can be applied in different forms via oral, nasal, ophthalmic, otic, local, ventricle, vaginal, rectal, dermal, intravenous, intramuscular, subcutaneous and intradermal route.