Dosage and Administration
1 spray (0.4 mg) under tounge every 5 minutes until chest pain is resolved or the patient's systolic blood pressure goes below 100mmHg, OR 1 spray (0.4 mg) under the tounge, then administer a second SL spray 5 minutes after the first spray. Continue the therapy until chest pain is resolved or the patient's systolic blood pressure goes below 100mmHg.