Cattle had severe signs of toxicosis when gavaged dried ground Thermopsis montana (false lupine, poison bean, mountain thermopsis) at doses of 0.6-2.8 g/kg/day in a water suspension. Signs included depression, anorexia, swollen eye lids, arched back, tucked abdomen, rough hair coat, and in extremis
A purified alkaloid preparation containing N-methylcytisine, cytisine, 5,6-dehydrolupanine, thermopsine and anagyrine from Thermopsis montana induced prolonged recumbency and microscopic acute hyaline skeletal myodegeneration with myofibre regeneration in cattle similar in type and severity to that