What is the definition or description of: mefloquine overdose?

Mefloquine overdose: An overdose occurs when an excessive / dangerous dose of a drug / substance is used. "Symptoms of overdose may include the following: nausea, vomiting, diarrhea, pain on the right side of your stomach, dizziness, loss of balance, difficulty falling or staying asleep, unusual dreams, tingling in your fingers or toes, difficulty walking, seizures, changes in mental health" .>>>>