Abstract: Veterinary compositions comprising an essential oil such as parsley seed oil, lovage seed oil, and/or celery seed oil are disclosed. The essential oil is present in the form of a complex with a mixture of organic acids such as four acids of valeric acid, isovaleric acid, lactic acid, butyric acid, acetic acid, propionic acid, formic acid, benzoic acid, pelargonic acid, salicylic acid, malonic acid, citric acid, phthalic acid, tartaric acid, oxalic acid, malic acid, shikimic acid, fumaric acid, mandelic acid, cinnamic acid or derivatives thereof and a metal such as iron, bismuth, zinc, copper, manganese, cobalt, molybdenum, chromium, silver, gold, platinum, tungsten, germanium, tin, strontium, antimony, or salts or oxides thereof. The composition may be for the treatment and/or prevention of diseases caused by protozoa in animals. Methods of manufacturing the veterinary compositions are also disclosed.

Abstract: Veterinary compositions including an essential oil such as anise oil, cinnamon oil, tarragon oil, clove oil, dill oil, Balsam of Peru, Ballota oil, star anise oil, and/or calamus oil are disclosed. The essential oil may be present in the form of a complex with a mixture of organic acids such as four of valeric acid, isovaleric acid, lactic acid, butyric acid, acetic acid, propionic acid, formic acid, benzoic acid, pelargonic acid, salicylic acid, malonic acid, citric acid, phthalic acid, tartaric acid, oxalic acid, malic acid, shikimic acid, fumaric acid, mandelic acid, cinnamic or derivatives thereof and a metal such as molybdenum, cobalt, nickel, chromium, zinc, bismuth, copper, manganese, selenium, iron, and/or their salts or oxides. The compositions may be used for the treatment and/or prevention of protozoan diseases in animals. Methods of manufacturing the veterinary compositions are also disclosed.

Abstract: Veterinary compositions comprising an essential oil such as cedar oil, tea oil, cardamom oil, lavender oil, cubeb oil, eucalyptus oil, mint oil, juniper oil, cypress oil, lemongrass oil, spruce oil, pine oil, fir oil, Douglas fir oil, wormwood oil, caraway oil, cumin oil, patchouli oil, sage oil, Inula oil, tansy oil, angelica oil calamus oil, ginger oil, thyme oil, Origanum oil, rosemary oil, nutmeg oil, coriander oil, geranium oil, carrot seed oil, yarrow herb or flower oil are disclosed. The essential oil may be present in the form of a complex with an organic acid or a mixture of organic acids including valerian, isovalerian, lactic, butyric, acetic, propionic, formic, benzoic, pelargonic, salicylic, malonic, citric, phthalic, tartaric, oxalic, malic, shikintic, fumaric, almond, cinnamic or derivatives thereof, and a metal including molybdenum, cobalt, nickel, chromium, zinc, bismuth, copper, manganese, selenium, iron, or salts or oxides thereof.