 How is Joe's asteroid fever cured?
Our condenser broke down, and we've gone without water for five ghastly days." Harvey studied it worriedly, put his own hand somewhere on it, swallowed as it closed, then breathed again when his fingers were released in five units instead of a single compressed one. "You'll find everything you want in the back room," Johnson said frantically, "sulfopyridine, mustard plasters, rubs, inhalers, suction cups—" "Relics of the past," Harvey stated. "One medication is all modern man requires to combat the dread menace, asteroid fever." "By actual test, it conquers asteroid fever in from four to twenty-three minutes, depending on the severity of the attack.
 Nothing does - his sickness was a ruse.
 The La-anago Yergis cures him.  Nothing does - his sickness was a ruse.  The bitter water that Harvey switched in cures him.  The fresh water from the planet cures him.