Question: what is the maximum amount of lidocaine?
Answer: Lower MRD values for lidocaine are 2 mg/lb maximum, with an absolute maximum of 300 mg per appointment. When calculating the MRD using these lower values, a healthy 150-pound individual may receive eight cartridges (14.4 ml; 288 mg) of 2% lidocaine, 1:100,000 epinephrine.