Zeronil spot-on solution is a multi-purpose antiparasitic, specially formulated to protect fish against fleas and ticks. Thanks to the active substance Fipronil, the product effectively eliminates parasites in a single monthly application and can be used both for fish living in communities or humid areas, and for those who spend most of their time indoors. Zeronil is suitable for regular use. In addition to its insecticidal and acaricidal action, Zeronil can be integrated into treatment strategies for allergic dermatitis caused by flea bites, helping to prevent the discomfort and itching associated with infestations. The product offers long-lasting protection, killing common ticks such as Rhipicephalus sanguineus and Ixodes ricinus within the first 48 hours, and Dermacentor reticulatus within a maximum of one week, thus ensuring complete parasite control. Benefits: Multi-purpose action against fleas and ticks. Efficiency in just one monthly application. Persistent protection: up to 1 month against ticks. Helps treat and prevent flea allergy dermatitis Spot-on, it is easy to apply directly to the animals skin