Senergy™ (selamectin) topical parasiticide is available as a colorless to yellow, ready-to-use solution in single dose tubes for
topical (dermal) treatment of dogs six weeks of age and older and cats eight weeks of age and older. The content of each tube is
formulated to provide a minimum of 2.7 mg/lb (6 mg/kg) of body weight of selamectin. The chemical composition of selamectin is
(5Z,25S)-25-cyclohexyl-4'-O-de(2,6-dideoxy-3-O-methyl-α-L-arabino-hexopyranosyl)-5-demethoxy-25-de(1-methylpropyl)-22,23-dihydro-5-h
A1a.