Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 2 of 2 for Drowsiness
  1. Fentanyl 101 | NIH MedlinePlus Magazine 
    ... extreme happiness (euphoria) Feeling relaxed Pain relief Confusion Drowsiness Dizziness Nausea or vomiting Constipation or difficulty urinating ...
    https://magazine.medlineplus.gov/article/fentanyl-101 - MedlinePlus Magazine
  2. Ask an Expert: Marishka K. Brown, Ph.D., Director of the National Center on Sleep Disorders Research | NIH MedlinePlus .... 
    ... improve cardiovascular health. Types of sleep Non-REM sleep Stage 1: Light sleep; easily awakened; muscles relax with ...
    https://magazine.medlineplus.gov/...nter-on-sleep-disorders-research - MedlinePlus Magazine