• Severe low blood pressure (hypotension)
  • A fast or irregular heartbeat (tachycardia)
  • Severe dizziness or fainting (syncope)
  • Deafness or ringing in the ears
  • Excessive thirst
  • Poor skin tension
  • Muscle cramps or weakness
  • Drowsiness
  • Weak pulse
  • Confusion
  • Excessive thirst
  • Cardiac arrest
  • Deep sleep or coma (prolonged unconsciousness)