Symptoms of exposure may include drowsiness, rhinorrhea (runny nose), sore throat, coughing, confusion, nausea, vomiting, edema, loss of consciousness, convulsions, paralysis, and death.
The symptoms are often described as quite similar to that of motion sickness, and can range from headache, drowsiness, nausea, dizziness, vomiting and sweating.
When seizures are controlled by a medication, many anticonvulsants have side effects that include drowsiness, thereby also impacting a child's education.
While under the influence of the drugs, the women suffered less from labor pains, but experienced somnolence, drowsiness, disorientation, hallucinations and amnesia.