Skip to Content
Looking to save on your medications?  Find out how 

Ramelteon

Brand names: Rozerem

What is ramelteon used for?

  • Ramelteon is used to treat sleep problems.

Before taking ramelteon, tell your doctor:

  • If you are allergic to ramelteon; any part of this medicine; or any other drugs, foods, or substances. Tell your doctor about the allergy and what signs you had.
  • If you have liver disease.
  • If you have sleep apnea.
  • If you do not have time to get a full night's sleep.
  • If you are taking fluvoxamine.
  • If you are taking any other drugs that can make you sleepy. There are many drugs that can do this. Ask your doctor or pharmacist if you are not sure.
  • If you are breast-feeding. You may need to avoid breast-feeding for some time after getting ramelteon.

This is not a list of all drugs or health problems that interact with ramelteon.

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take ramelteon with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take ramelteon?

  • Tell all of your health care providers that you take ramelteon. This includes your doctors, nurses, pharmacists, and dentists.
  • Avoid driving and doing other tasks or actions that call for you to be alert after you take ramelteon. You may still feel sleepy the day after you take ramelteon. Avoid these tasks or actions until you feel fully awake.
  • Avoid alcohol while taking ramelteon. Do not take ramelteon if you drank alcohol that evening or before bed.
  • Talk with your doctor before you use other drugs and natural products that slow your actions.
  • Some people have done certain tasks or actions while they were not fully awake like driving, making and eating food, and having sex. Most of the time, people do not remember doing these things. Tell your doctor if this happens to you.
  • Do not take ramelteon unless you can get a full night's sleep (at least 7 to 8 hours) before you need to be active again.
  • Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using ramelteon while you are pregnant.

How is ramelteon best taken?

Use ramelteon as ordered by your doctor. Read all information given to you. Follow all instructions closely.

  • Take within 30 minutes of bedtime.
  • Avoid taking ramelteon with or right after high-fat meals.
  • Swallow tablet whole. Do not chew, break, or crush.
  • After you take ramelteon, only do things needed to get ready for bed.
  • If you still have trouble sleeping after 7 to 10 days, call your doctor.

What do I do if I miss a dose?

  • If you take ramelteon on a regular basis, take a missed dose as soon as you think about it.
  • If you will not be able to get a full night's sleep (at least 7 hours) after taking the missed dose, skip the missed dose and go back to your normal time.
  • Do not take 2 doses at the same time or extra doses.
  • Do not take more than 1 dose of ramelteon in the same day.
  • Many times ramelteon is taken on an as needed basis. Do not take more often than told by the doctor.

What are the side effects of ramelteon that I need to call my doctor about immediately?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • New or worse behavior or mood changes like depression or thoughts of killing yourself.
  • Feeling confused.
  • Hallucinations (seeing or hearing things that are not there).
  • Bad dreams.
  • Memory problems or loss.
  • Upset stomach or throwing up.
  • For women, no period.
  • Nipple discharge.
  • Lowered interest in sex.
  • Trouble getting pregnant.
  • A very bad reaction called angioedema has happened with ramelteon. Sometimes, this may be life-threatening. Signs may include swelling of the hands, face, lips, eyes, tongue, or throat; trouble breathing; trouble swallowing; or unusual hoarseness. Get medical help right away if you have any of these signs.

What are some other side effects of ramelteon?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

  • Feeling sleepy.
  • Dizziness.
  • Feeling tired or weak.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-332-1088. You may also report side effects at https://www.fda.gov/medwatch.

If overdose is suspected:

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

Ramelteon Images

How do I store and/or throw out ramelteon?

  • Store at room temperature.
  • Keep lid tightly closed.
  • Store in a dry place. Do not store in a bathroom.
  • Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
  • Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.

Consumer information use and disclaimer

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else's drugs.
  • This medicine comes with an extra patient fact sheet called a Medication Guide. Read it with care. Read it again each time ramelteon is refilled. If you have any questions about ramelteon, please talk with the doctor, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

This information should not be used to decide whether or not to take ramelteon or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to ramelteon. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.

Source: Wolters Kluwer Health. Last updated April 5, 2023.