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Volume 32, Number 7—July 2026

Historical Review

Discovery of Cinchona as Antimalarial, Viceroyalty of Peru, Circa 1630

Jesús Rojas-JaimesComments to Author , Stephanie Rodríguez-Gómez, and Guido P. Lombardi
Author affiliation: Universidad Privada del Norte, Lima, Peru (J. Rojas-Jaimes); Universidad Científica del Sur, Lima (J. Rojas-Jaimes); Universidad Continental, Lima (J. Rojas-Jaimes); Universidad Nacional Federico Villarreal, Lima (S. Rodríguez-Gómez); Universidad Peruana Cayetano Heredia, Lima (G.P. Lombardi)

Main Article

Figure 2

Documents from 1768 in archives of 2 very important locations for the Viceroyalty of Peru (Cuzco and Lima in present-day Peru) referring to “cascarilla powder” and “Loja powder” A) “Cascarilla powder” is mentioned in the Archive of the Colegio Ciencias: File 6, book 1, page 112, Cuzco. 1768–1769 (21). B) Page of the inventory of the apothecary of Saint Paul's College, where “Loja’s powders of cinchona” is mentioned. Source: Velada R. National Archives of Peru, 1768 (22).

Figure 2. Documents from 1768 in archives of 2 very important locations for the Viceroyalty of Peru (Cuzco and Lima in present-day Peru) referring to “cascarilla powder” and “Loja powder” A) “Cascarilla powder” is mentioned in the Archive of the Colegio Ciencias: File 6, book 1, page 112, Cuzco. 1768–1769 (21). B) Page of the inventory of the apothecary of Saint Paul's College, where “Loja’s powders of cinchona” is mentioned. Source: Velada R. National Archives of Peru, 1768 (22).

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