Definition GABAb receptor agonists (such as Bacofen) lead to decrease in excitatory neurotransmission and increase in inhibitory signals. Common side effects are drowsiness, dizziness, GI problems.  Signs of toxicity mainly include neurologic symptoms such as seizures, delirium, and altered mental status at doses greater than 200mg. At much higher doses, cardiac manifestations such as tachycardia, […]