Ambien is a medication that doctors prescribe to treat insomnia. It comes under the class of drugs called sedative-hypnotics. This medication produces a calming effect by affecting the central nervous system. It helps in reducing stress and can help people put to sleep. Are Zolpidem and Ambien the same? Yes, zolpidem and Ambien are the same. However, zolpidem is a generic name for Ambien. A generic name is a chemical name for a drug. Therefore, zolpidem sells under the brand name Ambien or Ambien CR. If you want to buy zolpidem online, you will order Ambien online. What are the Side Effects of Ambien? Ambien has some common side effects that one may feel during its consumption: Drowsiness Dizziness Tiredness and weakness Dry mouth Headaches Muscle pain