
Atarax is a brand name for the drug hydroxyzine, a sedating antihistamine that can be used to treat anxiety and trouble sleeping. It is available in oral and injectable forms and is typically taken at bedtime due to its drowsy effect. While Atarax can be used to aid sleep, it is not meant for long-term use and may have side effects such as dizziness, drowsiness, and in some cases, paradoxical excitation. It is important to consult a doctor before taking Atarax for sleep, as it may interact with other medications and is not suitable for everyone.
| Characteristics | Values |
|---|---|
| Brand name | Atarax |
| Main chemical component | Hydroxyzine |
| Dosage | Adults: 25-100mg per day; Children: 0.6mg per kg of body weight per day |
| Side effects | Dizziness, drowsiness, excitation, agitation, insomnia, weight gain, dry mouth, urinary retention, constipation, confusion, skin rash, worsening of skin problems, heart rhythm changes |
| Precautions | Do not take if pregnant or breastfeeding; avoid if you need to drive or operate heavy machinery; do not take with other medicines without consulting a doctor |
| Interactions | Alcohol, pain medicines, sleep medicines, anxiety medicines, allergy medicines, pentamidine |
| Availability | Requires a prescription; available as tablets, capsules, syrup, oral solution, or injection |
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What You'll Learn
- Hydroxyzine is the main chemical component of Atarax
- Atarax is used to treat allergic reactions and anxiety
- Atarax is a sedative that reduces activity in the central nervous system
- Atarax is not meant for long-term use and may have side effects
- Atarax is available as a generic version called hydroxyzine hydrochloride

Hydroxyzine is the main chemical component of Atarax
Hydroxyzine, the main chemical component of Atarax, is an antihistamine medication. It is sold under the brand names Atarax and Vistaril, among others. Hydroxyzine is supplied mainly as a dihydrochloride salt (hydroxyzine hydrochloride) but also to a lesser extent as an embonate salt (hydroxyzine pamoate). The drug is available in two formulations: the pamoate and the dihydrochloride or hydrochloride salts. Vistaril, Equipose, Masmoran, and Paxistil are preparations of the pamoate salt, while Atarax, Alamonn, Aterax, Durrax, Tran-Q, Orgatrax, Quiess, and Tranquizine are of the hydrochloride salt.
Hydroxyzine is used to treat itchiness, anxiety, insomnia, and nausea (including that due to motion sickness). It is also used to help control anxiety and tension caused by nervous and emotional conditions. Additionally, it is used to relieve symptoms of allergic conditions, such as chronic urticaria and atopic and contact dermatoses. It can also be used to help control anxiety and produce sleep before surgery.
Hydroxyzine is available as a capsule, liquid, or tablet that is swallowed, or as a liquid that is injected into a muscle. It can be administered orally or via intramuscular injection. When given orally, hydroxyzine is rapidly absorbed from the gastrointestinal tract. The dosage for adults is typically 50 to 100 milligrams (mg) per day, with a maximum daily dose of 100mg. It is important to note that hydroxyzine is usually only prescribed for short-term or "as-needed" use, as tolerance to its central nervous system (CNS) effects can develop quickly.
As with other antihistamine sleep aids, hydroxyzine has a range of side effects, including drowsiness, dry mouth, headache, and dizziness. It can also cause serious allergic reactions and abnormal heart rhythm (QT prolongation). It is not recommended for those who are pregnant or breastfeeding, as it may cause harm to the unborn baby and there is limited information about its effects on breast milk or nursing infants.
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Atarax is used to treat allergic reactions and anxiety
Atarax is a brand name for hydroxyzine, a sedating antihistamine. It is available in oral and injectable forms and is typically prescribed to treat allergic reactions and anxiety.
Allergic Reactions
Atarax is an effective anti-allergic medication that blocks histamine in the body. Histamine is a natural chemical that can cause allergic symptoms such as sneezing, a runny nose, and hives. Atarax is particularly useful in treating allergic skin reactions, including hives, contact dermatitis, and atopic and contact dermatoses. It can also relieve other symptoms of skin allergies, such as swelling and rashes, and is used to treat chronic itching due to allergies.
Anxiety
Atarax is also prescribed to treat anxiety and tension caused by nervous and emotional conditions. It is often used short-term to manage anxiety disorders associated with insomnia or to help patients feel comfortable before and after surgery. In the US, hydroxyzine is approved for treating anxiety but not insomnia. However, doctors may prescribe it off-label for sleep problems, with doses typically taken at bedtime due to their drowsy effect.
Precautions
Atarax is a potent drug that requires a prescription. It is not suitable for those who are pregnant or breastfeeding and should be used with caution in older adults, as side effects may be more likely or pronounced. It is important to discuss any other medications with your doctor before taking Atarax, as it may interact with other drugs, especially those with sedative effects, and it can cause a rare but dangerous heart rhythm problem called QT prolongation.
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Atarax is a sedative that reduces activity in the central nervous system
Atarax, also known as hydroxyzine hydrochloride, is a medication that can be used to treat anxiety and trouble sleeping. It is a sedative that works by reducing activity in the central nervous system.
Atarax is a sedating antihistamine, which means it can block the effects of histamine in the body, making you feel sleepy. Histamine is a natural chemical produced by the body that can cause symptoms such as sneezing, a runny nose, and hives. By blocking histamine, Atarax can reduce these symptoms and make you feel more comfortable.
The sedative effects of Atarax can help to reduce anxiety and tension, making it easier to fall asleep. It is often used short-term to treat insomnia or trouble sleeping due to anxiety. The dosage of Atarax for sleep is typically 25-100mg taken at bedtime due to its drowsy effects. However, it is important to follow the specific instructions provided by your doctor.
While Atarax can be effective in aiding sleep, it is important to consider the potential side effects and interactions with other medications. Atarax can cause drowsiness, which may interfere with daily activities if the medication is taken too early in the day. It may also affect your thinking or reactions, so caution is advised when performing tasks that require alertness, such as driving. Additionally, Atarax may interact with other medications, especially those with sedative effects, and can increase the risk of a rare but serious heart rhythm problem called QT prolongation. Therefore, it is crucial to consult with your doctor before taking Atarax to ensure it is safe for you and does not interfere with any other medications you may be taking.
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Atarax is not meant for long-term use and may have side effects
Atarax, also known as hydroxyzine hydrochloride, is a sedative antihistamine that can be used to treat anxiety and trouble sleeping. While it can be effective in the short term, it is not meant for long-term use and may have side effects.
Atarax is a brand name for the drug hydroxyzine, which is available by prescription only. It is typically used to treat allergic reactions, such as itches, hives, and skin rashes. However, it can also be used to help control anxiety and produce sleep before surgery. In some EU countries, it has been approved for treating insomnia, and in the US, it is sometimes prescribed "off-label" for sleep problems.
The primary use of Atarax is as an anti-allergic or antihistamine medication. It blocks the effects of histamine, a natural chemical in the body that can cause symptoms such as sneezing, a runny nose, and hives. By blocking histamine, Atarax can reduce these symptoms and provide relief from allergic reactions.
While Atarax can be effective in treating anxiety and insomnia, it is not meant for long-term use. It is typically used as a short-term solution until other treatments start to work. Additionally, Atarax may have side effects that users should be aware of. One of the most common side effects is drowsiness, which can be beneficial when the medication is taken at bedtime to aid sleep. However, if taken too early in the day, it may cause slowed reactions and impaired thinking, making activities such as driving or operating heavy machinery unsafe.
Other potential side effects of Atarax include weight gain, agitation, confusion, dry mouth, urinary retention, constipation, and, in rare cases, serious allergic reactions and heart rhythm changes. Older adults are more likely to experience side effects from this medication. Therefore, it is important to discuss the risks and benefits with a doctor before taking Atarax and to follow the prescribed dosage instructions carefully.
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Atarax is available as a generic version called hydroxyzine hydrochloride
Atarax is a brand name for the drug hydroxyzine, which is a sedating antihistamine. It is used to treat anxiety and tension caused by nervous and emotional conditions, and it can also help with sleep before surgery. Atarax is also used to relieve symptoms of allergic conditions, such as chronic urticaria and atopic and contact dermatoses. It is available only with a doctor's prescription.
Atarax was discontinued in the US for business reasons, according to the FDA, and not for safety or effectiveness reasons. However, a generic version, known as hydroxyzine hydrochloride, is available at pharmacies. Hydroxyzine hydrochloride is also the chemical name for hydroxyzine, which is the main chemical component of Atarax.
Hydroxyzine is used to treat generalized anxiety disorder (GAD) and insomnia. It is a prescription antihistamine with sedating properties, similar to Benadryl, a common over-the-counter antihistamine. It is also used to treat chronic itching due to allergies (hives, contact dermatitis) and can be used as an antiemetic to treat an upset stomach or vomiting.
The initial dose of hydroxyzine to help with sleep in adults is 25mg, taken at night, with a maximum daily dose of 100mg. It is important to note that hydroxyzine can have side effects, and it may not be suitable for everyone. Some common side effects include drowsiness, dry mouth, urinary retention, and constipation. It can also lead to extreme drowsiness, especially in patients over 65, increasing the risk of falls. It may also cause a rare, dangerous heart rhythm problem called QT prolongation, so it is important to consult a doctor before taking hydroxyzine.
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Frequently asked questions
Yes, Atarax can be used to treat insomnia and anxiety. It is a sedative that contains hydroxyzine, which causes drowsiness.
The initial dose of Atarax for sleep in adults is 25mg, taken at night, with a maximum daily dose of 100mg. It is important to follow your doctor's instructions.
Yes, like most medications, Atarax has a range of side effects. The most common side effects include drowsiness, dry mouth, nausea, and sedation. In rare cases, it may also cause a serious skin condition called acute generalized exanthematous pustulosis (AGEP).
Yes, it is safe to consume Atarax daily. However, it is not meant for long-term use and may not work as well if taken daily over time, as your body can build a tolerance.
Atarax may interact with other medications, especially depressants like narcotics, barbiturates, or non-narcotic analgesics. It is important to consult your doctor before taking Atarax with any other medications.











































