Horse Leads Fly & Midge Repellent 750ml Neem Oil Spray by Horse Leads. Perfect for Sweet Itch Neem Oil Spray Sooth and Repel by Horse Leads contains natural active ingredients : Virgin Neem Oil, Eucalyptus Citriodara Oil, Peppermint Oil and Citrepel (extract of Eucalyptus Citriodara) Neem oil is derived from the pressed fruits and leaves of the Neem tree mainly found in India. It is widely used in organic farming. Neem oil is a powerful and natural insect repellent with strong antibacterial and anti-fungal properties. This product is freshly made up on orders and keep its effectiveness up to 60 days after purchase. Store in a cool and dark place.