ION Labs Inc. of Clearwater, FL. voluntarily recalled all of the Influend Cough and Cold products sold on or after May 30, 2008. ION Labs Inc. recalled the listed products because the products were not tested in conformance with the specifications of the lab and, therefore, the products may have a possibility of being super potent. Possible complications may include Tachycardia, palpitations, arrhythmias, cardiovascular collapse with hypotension, headaches, dizziness, anxiety, restlessness and nervousness.