Ingestion can cause burning sensations, abdominal pain, nausea, vomiting, confusion, convulsions, diarrhea, and unconsciousness. Symptoms included hypoglycemia, severe spasms, convulsions, and death. The symptoms include vomiting, cramps, delirium, convulsions, and diarrhea. Other effects include headache, nausea, vomiting, abdominal pain, diarrhea, dizziness, collapse or convulsions. Such patients may suffer agitation, delirium, headache, convulsions, and/or hyperthermia. With excessive dosage, tremors, convulsions and increased body temperature are observed. She suffers from seizures and convulsions and doctors are forced to operate. Nervous-system effects include insomnia, restlessness, and rarely, seizure, convulsions, and psychosis. Dependent users may get withdrawal symptoms ranging from restlessness and insomnia to convulsions and death. Symptoms and signs included&colon; inflammation of serous membranes, hemorrhages, apoplexy, convulsions, blindness and coma. If muscarine reaches the brain it can cause tremor, convulsions and hypothermia. Thirty six people had serious adverse events, including anaphylaxis and febrile convulsions. He was racked for several days by symptoms including vomiting and convulsions. These include hepatitis, febrile convulsions, and encephalitis. Death from methamphetamine poisoning is typically preceded by convulsions and coma.