Reclaim what chronic pain has taken from you Quell is 100% drug free and doctor recommended. It is FDA cleared for 24/7 use, during the day while active and at night while sleeping, so you can get relief when and where you need it. Living with chronic pain can be devastating, Quell may help. Living with chronic pain can be devastating. Even getting out of bed in the morning can be difficult. To achieve best results when treating chronic pain, experts recommend a multidisciplinary approach, which could include taking medications, getting enough sleep, staying active, and using new technologies such as Quell to find out what works best for you. Due to the nature of chronic pain, it may take several weeks to achieve results.