Ashwin Lewis
Diphenhydramine is a first-generation antihistamine that can be used as a sleep aid for adults and children over 12 years old. It is commonly known by the brand names Benadryl, Banophen, Dibenil, and Nytol, among others, and can be purchased over the counter. While diphenhydramine can help with short-term insomnia, it is not recommended for chronic insomnia treatment due to a lack of substantial evidence regarding its effectiveness. Furthermore, experts advise against using antihistamines as sleep aids due to potential side effects such as sleepwalking and the development of tolerance.
| Characteristics | Values |
|---|---|
| Use | Diphenhydramine can be used as a short-term sleep aid to help ease occasional sleep problems. |
| Dosage form | Capsule, liquid, or tablet that is swallowed, tablet that is chewed and swallowed, liquid that is injected into a blood vessel or muscle. |
| Dosage instruction | If you are taking diphenhydramine chewable tablets, they should be chewed or crushed completely before swallowing them. Do not swallow them whole. If you are taking diphenhydramine liquid, use an accurate measuring device to measure your dose. |
| Side effects | Common side effects may include drowsiness, dizziness, stomach upset, blurry vision, photosensitivity, constipation, dry mouth, urinary retention, altered mental state, decreased blood pressure, and paradoxical excitation. |
| Precautions | Older adults, children under age 16, and pregnant women should avoid taking diphenhydramine. Do not drive or do other activities that require alertness, coordination, or clear vision until you know how diphenhydramine affects you. |
| Tolerance | Patients develop a tolerance for the medication after 1 to 2 weeks of taking it, at which point it is no longer beneficial at the same dose. |
| Effectiveness | There is a lack of substantial evidence to support that diphenhydramine provides significant improvement in sleep, including the time it takes to fall asleep. However, one study found that sleep quality and total sleep time improved with diphenhydramine use. |
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What You'll Learn
Diphenhydramine is an antihistamine that can cause drowsiness
Diphenhydramine is an antihistamine drug that has been used since 1946 to treat allergies and the common cold. It is also used to treat allergic reactions, motion sickness, and certain movement problems. The drug works by blocking histamine receptors in the brain. Histamine in the brain promotes wakefulness, motivation, and goal-directed behaviours. When the receptors for histamine are blocked, drowsiness occurs.
Diphenhydramine is available in the form of capsules, liquid, or tablets that are swallowed, chewable tablets, and liquid that is injected into a blood vessel or muscle. Some common brand names for diphenhydramine include Banophen, Benadryl, Dibenil, Diphen, Hydramine, Nervine, Nytol, QlearQuil, Simply Sleep, Sominex, Unisom, and ZzzQuil.
While diphenhydramine can be used as a short-term sleep aid to help ease occasional sleep problems, it is not recommended for long-term use or for the treatment of chronic insomnia. This is because patients develop a tolerance for the medication after 1 to 2 weeks, and there is a lack of substantial evidence to support that it provides significant improvement in sleep, including the time it takes to fall asleep, duration of sleep, and quality of sleep. Additionally, the use of medication to induce sleep in children or adults is generally not recommended due to the risk of side effects, including altered mental state, urinary retention, dry mouth, constipation, blurred vision, and decreased blood pressure.
It is important to consult a healthcare provider before taking diphenhydramine as a sleep aid, especially if you have any health conditions or are taking any other medications.
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It is not recommended for chronic insomnia
Diphenhydramine is an antihistamine that is commonly used to treat allergies and is sometimes used as a short-term sleep aid to help ease occasional sleep problems. However, it is not recommended for chronic insomnia.
Firstly, diphenhydramine is not recommended for children under 12 or older adults, as side effects can be longer-lasting in these age groups. In addition, older adults, children under 16, and pregnant women are advised to avoid taking diphenhydramine due to the risks potentially outweighing the benefits.
Secondly, there is a lack of substantial evidence to support that diphenhydramine provides significant improvement in sleep quality or duration. Patients also develop a tolerance for the medication after 1-2 weeks, rendering it ineffective at the same dose.
Thirdly, diphenhydramine can cause serious side effects such as vomiting, seizures, and constipation if overused. It can also lead to an altered mental state, urinary retention, dry mouth, and sleepwalking. While these side effects are generally mild in young, otherwise healthy patients, they can pose a risk to older or more vulnerable individuals.
Finally, chronic insomnia may be a symptom of an underlying medical issue such as obstructive sleep apnea, depression, or circadian rhythm disorders. Therefore, it is important to consult a physician or sleep specialist to address the root cause of the insomnia rather than relying on medication like diphenhydramine as a long-term solution.
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Diphenhydramine can cause excitation and agitation in some people
Diphenhydramine is an antihistamine that is commonly used to treat allergies and is sometimes used as a short-term sleep aid for insomnia. While it can make it easier to fall asleep, it should not be used to treat chronic insomnia or other long-term sleep problems. This is because patients develop a tolerance for the medication after 1 to 2 weeks, and there is a lack of evidence to support that it significantly improves sleep quality.
Although drowsiness is a common side effect of diphenhydramine, in some people it can have the opposite effect, causing excitation, agitation, and insomnia. This paradoxical excitation may be more common in young children, and it can make anxiety symptoms feel worse. Diphenhydramine can also cause excitability in children, and it is recommended that it should not be used to make a child sleepy. In addition, older adults and pregnant women should avoid taking diphenhydramine, as the risks may outweigh the benefits.
Diphenhydramine can affect alertness, coordination, and vision, and may cause photosensitivity, making the skin more sensitive to light. It is important to be aware of these side effects and to consult a healthcare provider before taking diphenhydramine or any other sleep aid, especially if you have other health conditions or are taking other medications.
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It should not be given to children to induce sleep
Diphenhydramine is an antihistamine that can be used as a short-term sleep aid to help ease occasional sleep problems. It is available as a capsule, liquid, or tablet. However, it is not recommended for children under 16, pregnant women, and older adults due to potential risks.
When used as a sleep aid, diphenhydramine should not be taken for more than two weeks. If sleep difficulties persist, it is important to consult a healthcare provider to identify any underlying medical conditions. Additionally, diphenhydramine should not be used to induce sleep in children.
The use of diphenhydramine in children to induce sleep is strongly discouraged. It is important to explore alternative options and consult a healthcare provider before administering any sleep aid to children. Diphenhydramine has been associated with excitability and hyperactivity in children, and its use may have unintended consequences.
One of the common side effects of diphenhydramine is drowsiness, which can be beneficial for adults experiencing occasional sleep disturbances. However, in children, the opposite effect of excitation or agitation may occur, leading to potential insomnia and worsened anxiety symptoms. This paradoxical excitation is more commonly observed in young children, further emphasizing the importance of avoiding diphenhydramine as a sleep aid for this age group.
Furthermore, diphenhydramine can cause photosensitivity, making the skin more sensitive to light from the sun, sunlamps, and tanning beds. This can increase the risk of sunburn and other skin-related issues, especially in children with sensitive skin. Therefore, it is crucial to consider the potential risks and always follow the advice of a healthcare professional when considering any medication for children.
In summary, while diphenhydramine may be effective as a short-term sleep aid for adults, it should not be given to children for this purpose due to the potential risks and side effects. It is essential to prioritize the safety and well-being of children and consult with healthcare professionals to address any sleep concerns or underlying medical conditions.
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Diphenhydramine is available over the counter
Diphenhydramine is available under various brand names, including Banophen, Benadryl, Dibenil, Diphen, Hydramine, Nervine, Nytol, QlearQuil, Simply Sleep, Sominex, Unisom, and ZzzQuil. It comes in different forms, such as capsules, liquid, or tablets that can be swallowed, chewed, or injected. If you are taking diphenhydramine chewable tablets, it is important to chew or crush them completely before swallowing. For the liquid form, use an accurate measuring device, as a household spoon may lead to an incorrect dose.
While diphenhydramine can be effective in improving sleep quality and total sleep time, it is important to be aware of potential side effects. Common side effects include drowsiness, dizziness, stomach upset, and blurred vision. It may also cause excitability in children, leading to agitation or insomnia. In rare cases, diphenhydramine may cause hypotension or decreased blood pressure. It is important not to drive or engage in activities requiring alertness, coordination, or clear vision until you know how diphenhydramine affects you.
Before taking diphenhydramine, it is crucial to consult your healthcare provider and discuss any other medications or supplements you are using. This includes other antihistamines, such as chlorpheniramine, and any medicines that cause dizziness and sleepiness, such as prescription pain medications or sleep medicines. Additionally, inform your healthcare provider if you experience trouble sleeping for more than two weeks, as there may be underlying medical conditions causing your sleep problems.
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Frequently asked questions
Yes, diphenhydramine is an antihistamine that can be used as a short-term sleep aid to help ease occasional sleep problems. It is available over the counter under brand names such as Benadryl, ZzzQuil, and Nytol.
Older adults, children under 16, and pregnant women should avoid taking diphenhydramine. The drug should not be used to treat chronic insomnia and is not recommended for long-term use.
Common side effects of diphenhydramine include drowsiness, dizziness, stomach upset, blurred vision, and photosensitivity. In rare cases, it may cause hypotension or decreased blood pressure. Other side effects of overuse include vomiting, seizures, constipation, and trouble urinating.
If you experience any side effects or sleep problems that persist or worsen while taking diphenhydramine, stop taking the medication and consult your healthcare provider. It is important to discuss all your health conditions and medications with your provider to determine if diphenhydramine is right for you.
