Daridorexant, sold under the brand name Quviviq, is an orexin antagonist medication which is used for the treatment of insomnia. Daridorexant is taken by mouth.Side effects of daridorexant include headache, somnolence, and fatigue. The medication is a dual orexin receptor antagonist (DORA). It acts as a selective dual antagonist of the orexin receptors OX1 and OX2. Daridorexant has a relatively short elimination half-life of 8 hours and a time to peak of about 1 to 2 hours. It is not a benzodiazepine or Z-drug and does not interact with GABA receptors, instead having a distinct mechanism of action.Daridorexant was approved for medical use in the United States in January 2022 and became available in May 2022. It was approved in the European Union in April 2022, and is the first orexin receptor antagonist to become available in European Union. The medication is a schedule IV controlled substance in the United States and may have a modest potential for misuse. Medical uses
Daridorexant is indicated for the treatment of adults with insomnia characterized by difficulties with sleep onset and/or sleep maintenance. The medication has been found to significantly improve latency to persistent sleep (LPS), wake after sleep onset (WASO), and subjective total sleep time (TST) in regulatory clinical trials. At doses of 25 to 50 mg and in terms of treatment–placebo difference, it reduces LPS by 6 to 12 minutes, reduces WASO by 10 to 23 minutes, and increases subjective TST by 10 to 22 minutes.
Beyaz may refer to:

Beyaz, Iran, a village in Kerman Province, Iran
Beyaz Show, Turkish talk show
Beyazıt Öztürk, the host, also known as Beyaz
Beyaz peynir, Turkish cuisine
Eren Beyaz, Turkish basketball player
Beyaz (drug), an oral contraceptive
Beyazıt Öztürk