We understand how important it is to get a good night's sleep, and we're sorry to hear that ZzzQuil Nighttime Sleep-Aid Berry Flavor didn’t work for you. We're glad you let us know so we can share your report with our Safety Team. Also, please hold onto the product for a few weeks in case we need more information.ZzzQuil, like many other over-the-counter sleep medicines, contains diphenhydramine HCI, an ingredient used to treat occasional sleeplessness. Our product is found to be safe and effective when used as directed, so we take a report such as yours very seriously. If your sleeplessness persists continuously, or for more than 2 weeks, we recommend you stop using ZzzQuil and consult a doctor, as they can help you find the right sleep-aid for you. Our team would like to learn more about your experience to see how we can help make this right for you. For assistance, please give us a call at (877) 881-5813.