Dry mucus membranes
Eye irritation
Sinus congestion
Respiratory Symptoms
Asthma
Breathing Difficulties
Bronchial hyperresponsiveness
Changes in the voice
Cough
Hoarseness
Sore Throat
Tightness in the chest
General Complaints
Abdominal problems
Arthralgia
Myalgia
Nausea
Neurologic / Neurobehavioral
Concentration problems
Dizziness
Fatigue
Headache
Lethargy
Memory problems