Why Is Drusilla Sick?

At some point before their arrival in Sunnydale in late 1997, Drusilla is attacked and severely injured by an angry mob in Prague, leaving her in a weakened and frail condition.

How did Drusilla die?

Drusilla died on 10 June 38 AD, probably of an illness that was rampant in Rome at the time. Caligula was said never to have left her side throughout her illness and, after she had died, he would not let anyone take away her body.

Does Drusilla get restored?

The Vampire Restoration Ritual was a ritual meant to restore sick or injured vampires to health. ... However, unbeknownst to the Scooby Gang at the time, both had survived; Drusilla was restored to perfect health, while Spike was left temporarily paralyzed from the waist down.