Belbien is a brand name for a medication that contains the active ingredient Zolpidem. Zolpidem is primarily used as a sedative-hypnotic agent, commonly prescribed for the short-term treatment of insomnia, particularly difficulty falling asleep. It belongs to a class of drugs known as non-benzodiazepine hypnotics.

Here are some key points about Belbien (Zolpidem):

1. Mechanism of Action: Zolpidem works by enhancing the effects of gamma-aminobutyric acid (GABA), a neurotransmitter that inhibits brain activity. This helps to induce sleep and reduce the time it takes to fall asleep.

2. Indications: It is typically prescribed for the short-term management of insomnia, characterized by difficulty falling asleep. It is usually used when other non-pharmacological measures for insomnia have not been effective.

3. Dosage: The dosage of Belbien (Zolpidem) can vary depending on the individual's age, medical condition, and response to treatment. It is usually taken orally, just before bedtime, on an empty stomach.

4. Side Effects: Common side effects may include dizziness, drowsiness, headache, and gastrointestinal upset. More serious side effects can include memory problems, behavior changes, and allergic reactions, though these are less common.

5. Precautions: Zolpidem should be used cautiously in individuals with a history of drug or alcohol abuse, as it has the potential for dependence. It is generally recommended for short-term use due to the risk of tolerance and dependence.

6. Contraindications: It should not be used in individuals who are allergic to Zolpidem or similar medications, and caution should be exercised when prescribing it to elderly patients or those with compromised liver function.

As with any medication, it's essential to use Belbien (Zolpidem) exactly as prescribed by a healthcare provider to minimize the risk of side effects and dependency.