Diseases and Conditions

Myasthenia gravis

Symptoms

Factors that can worsen myasthenia gravis

  • Fatigue
  • Illness or infection
  • Surgery
  • Stress
  • Some medications — such as beta blockers, quinidine gluconate, quinidine sulfate, quinine (Qualaquin), phenytoin, certain anesthetics and some antibiotics
  • Pregnancy
  • Menstrual periods