Hetlioz, Hetlioz LQ

What is this medication? Hetlioz and Hetlioz LQ are versions of the prescription drug tasimelteon, which is primarily used to treat Non-24-Hour Sleep-Wake Disorder. This condition is a chronic circadian rhythm disorder that most commonly affects individuals who are totally blind and cannot perceive light to synchronize their internal biological clocks. By acting as a melatonin receptor agonist, the medication helps to regulate the body's sleep-wake cycle, allowing patients to fall asleep and stay asleep at more consistent times each day.

The medication is also approved for treating nighttime sleep disturbances in people with Smith-Magenis Syndrome, a genetic disorder that often causes significant disruptions to normal sleep patterns. While adults typically take the capsule form, Hetlioz LQ is a liquid formulation specifically intended for children with this syndrome. By stabilizing the timing of sleep, these treatments help improve daytime alertness and overall sleep quality for those living with these specific neurological and circadian challenges.