Methods of insect control for an animal, products thereof and methods for their preparation

A method for treating or controlling myiasis in an animal during castration, tail docking, umbilical cord ligation, or dehorning of the animal, the method comprising:

• affixing to the animal an elastomeric band having infused or contained within an elastomeric material of the elastomeric band an active agent for the topical control of pain and an insecticide,
• wherein the insecticide is an insect growth regulator, a macrocyclic lactone, a synthetic pyrethroid, an organophosphate, a spinosyn, a neonicotinoid, or any combination thereof;
• wherein the affixing of the elastomeric band to the animal is proximate an existing wound site or an impending wound site;
• and
• wherein the elastomeric band is capable of releasably delivering the insecticide locally to the existing wound site or the impending wound site to kill fly larvae absent substantial systemic distribution of the insecticide to a tissue of the animal more than 20 cm from the existing wound site or the impending wound site.