A major field study of the effect of pollen extracts on the common cold and its roborant . . . effects in 775 Swedish military recruits did not give unequivocal results in relation to the prophylactic effect of the preparation used against the common cold.
-- James P. Carter, Racketeering in Medicine
That day, I felt the need of a roborant after my ghost-ridden night, and I swigged down two doses.
-- William Least Heat Moon, River Horse
Roborant derives from the present participle of Latin roborare, "to strengthen," from robur, roboris, "strength."