Viper™ contains thiacloprid which has a unique mode of action that provides rapid knockdown control of lice.² Viper continues to kill adult lice and emerging nymphs for 4 weeks after treatment when applied within 24 hours of shearing.

VIPER ® Pour-On is for the control of neonicotinoid susceptible and IGR resistant strains of body lice (Bovicola ovis) on shorn sheep up to 7 days off shears. DIRECTIONS FOR USE RESTRAINTS: DO NOT USE more than 7 days after shearing. DO NOT USE on ewes which are producing or may in the future produce milk that may be used or processed for human

General Directions: Apply product only with the Elanco 6-stripe applicator. Sheep must be treated within 7 days of shearing. Efficacy is not affected by moderate

Viper Pour-On Lousicide for Sheep contains thiacloprid, which has a unique mode of action that provides rapid knockdown control of lice. Viper can be applied up to 7 days after shearing or to unshorn lambs from two weeks to two months of age and comes with Elanco’s 6-month off-shears lice-free guarantee.

Ingestion : Immediately flush eyes with plenty of water, occasionally lifting the upper and lower eyelids. Check for and remove any contact lenses. Continue to rinse for at least 10 minutes. Get medical attention. : Remove victim to fresh air and keep at …

Learn how to effectively protect your sheep from lice. Check our application instructions and tips here.

Don't just 'treat' lice off-shears- get a guaranteed, fully-effective outcome with Extinosad™ Pour-On or Viper™ Pour-On from Elanco! Extinosad Pour-On provides rapid knockdown control 1 of sheep lice with minimal impact on your management or marketing options.

Elanco provides a variety of products for sheep to manage a range of diseases from lice infestation, blowfly prevention and blowfly strike treatment, intestinal worms, and nutritional deficiencies. Elanco provides high quality products supported by benchmark technical support and customer service.

when you purchase 10x20L Extinosad TM Pour-On or 20x20L Viper TM Pour-On. Plus claim Elanco's 6 months off-shears lice-free guarantee!^

Master lice control with Elanco's strategic solutions. Ensure effective treatment using Extinosad and Viper Pour-On for optimal sheep health.