How were smallpox patients treated before the disease was eradicated?

Before smallpox was eradicated, medical treatment for those already infected was limited, as there was no cure for the disease once symptoms appeared. Care focused on keeping the patient clean and comfortable, managing high fever with analgesics, and applying antiseptics to pustules to prevent secondary infections.1

Historically, medical approaches were often ineffective and sometimes harmful. In the 17th and 18th centuries, physicians frequently employed procedures such as bloodletting, the induction of vomiting, and the administration of enemas in an attempt to control the "inflammation of the blood". Because the disease was understood to be contagious, a primary strategy for managing outbreaks was the isolation of infected individuals from the general population.21

While treatment for the active disease was largely supportive, prevention evolved significantly over time. Early methods included variolation—deliberately infecting healthy people with material from smallpox sores—which carried significant risks. This was eventually replaced by vaccination using the cowpox virus, a much safer and more effective technique developed by Edward Jenner in 1796.234