CNS Effects

CNS effects of LAs may be excitatory and/or depressant in nature.14,19-25,27-32 Excitatory effects may be brief and include lightheadedness, restlessness, nervousness, anxiety, apprehension, euphoria, confusion, dizziness, tinnitus, blurred or double vision; twitching, tremors, and rarely convulsions. Depressant effects include drowsiness progressing to unconsciousness, to respiratory depression, and finally, respiratory arrest. Other CNS effects may include nausea, vomiting, chills, and miosis. chat Let's get started!