Aug 14, - Find & Review Do not take this drug unless you are able to get a full 7 or 8 hours of sleep. Eszopiclone (Lunesta): Lunesta also helps you fall asleep quickly, and studies show people sleep an average of Suvorexant (Belsomra). Zolpidem is now available in an extended release version, Ambien CR. Compare Belsomra vs. Lunesta. Head-to-head comparisons of medication uses, side effects, ratings, and / 5 average rating with reviewsforLunesta. May 7, - Reviews of Belsomra, or suvorexant, have been lukewarm so far. Z-drugs like zolpidem (Ambien) and eszopiclone (Lunesta) do the former.