ExoticRx · exoticrx.com/drugs/ractopamine
US brand names:Optaflexx, Paylean
Beta-adrenergic agonist that repartitions nutrients from fat deposition to lean muscle growth. Increases rate of weight gain, improves feed efficiency, and increases carcass leanness.
Not for use in breeding animals. Banned in EU, China, Russia, and many other countries. Use only in finishing animals during the last 28-42 days before slaughter. Handle with caution; may cause tachycardia in humans.
Species references:All Cattle (Beef/Dairy) drugsAll Swine (Pig) drugsAll Turkey drugs
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