What Cold Medicine Causes Insomnia? Understanding the Culprits Behind Sleepless Nights
•
4 min read
Over-the-counter (OTC) cold and allergy decongestants are a well-documented cause of drug-induced insomnia, keeping many people awake when they need rest the most. While designed to clear a stuffy nose, these stimulant medications can increase heart rate and alertness, directly interfering with a good night's sleep.