
Benadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine that treats allergies and cold symptoms. It is also used to treat sleep problems and motion sickness. While it is generally considered safe for most people, including children, it is not recommended for long-term use as a sleep aid. The recommended dosage for adults and children aged 12 and above is 50 mg by mouth 30 minutes before bedtime. For children aged 6 to 11 years, the recommended dosage is 25 mg, and it should not be given to children under 6 years of age. Benadryl should not be taken for more than two weeks at a time, and it is important to consult a healthcare professional if you have been taking it consistently for this long.
| Characteristics | Values |
|---|---|
| Recommended dosage for sleep | 50 mg taken orally 30 minutes before bedtime for adults and children aged 12 and above |
| Dosage for children aged 12 and above | 25 mg to 50 mg every 4 to 6 hours |
| Maximum dosage for children aged 12 and above | 300 mg in a 24-hour period |
| Dosage for children aged 6 to 11 years old | 25 mg every 4 to 6 hours |
| Maximum dosage for children aged 6 to 11 years old | 150 mg in a 24-hour period |
| Dosage for children under 6 years old | Consult a healthcare provider |
| Maximum dosage for adults | 300 mg per day |
| Maximum dosage for sleep | 76 mg for diphenhydramine citrate or 50 mg for diphenhydramine hydrochloride |
| Side effects | Dizziness, urinary retention, anxiety, drowsiness the next day |
| Precautions | Do not use for more than 2 weeks at a time, do not use for long-term sleep, do not give to children to induce sleep |
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What You'll Learn
- Benadryl is an over-the-counter antihistamine that treats allergies and causes drowsiness
- The recommended dosage for adults is 50 mg, taken 30 minutes before bedtime
- Benadryl is not recommended for long-term use and should not be given to children to aid sleep
- Side effects may include dizziness and urinary retention, especially in older adults
- Alternatives to Benadryl, such as zolpidem, are preferred as a sleep aid

Benadryl is an over-the-counter antihistamine that treats allergies and causes drowsiness
Benadryl, also known as diphenhydramine, is an over-the-counter (OTC) antihistamine medication. It is used to treat mild allergy symptoms, such as sneezing and a runny nose, and is generally considered safe for adults and children aged six and above when taken at the recommended dosage. In addition to treating allergies, Benadryl can also be used to address sleep problems and motion sickness.
Benadryl is known to cause drowsiness as a side effect, which has led some people to use it as a sleep aid. While it can be effective in helping individuals fall asleep, it is not recommended for long-term use as a sleep aid. This is because Benadryl prevents the brain from achieving restorative deep REM sleep, and prolonged use can lead to tolerance and a "hangover" effect, causing drowsiness the next day. It is important to note that Benadryl should not be given to children to induce sleepiness and should only be administered to children under the direction of a physician.
The recommended dosage of Benadryl for adults experiencing allergies is typically one to two tablets or capsules (25 mg to 50 mg) by mouth every four to six hours as needed. Adults aged 65 and older should consult their healthcare provider before taking Benadryl as side effects such as dizziness and urinary retention are more common in older adults. It is important not to exceed six doses (300 mg) in a 24-hour period.
For those using Benadryl as a short-term sleep aid, the recommended dosage for adults and children aged 12 and above is 50 mg taken orally 30 minutes before bedtime. It is important to note that Benadryl should not be taken for longer than two consecutive weeks without consulting a healthcare professional. Additionally, individuals should always check the "Drug Facts" label on OTC products to ensure they are not accidentally doubling up on diphenhydramine, which can increase the risk of side effects.
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The recommended dosage for adults is 50 mg, taken 30 minutes before bedtime
The recommended dosage of Benadryl for adults experiencing sleep difficulties is 50 mg, taken 30 minutes before bedtime. Benadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine medication that is commonly used to treat allergies and cold symptoms. Due to its sedating effects, it is also used as a short-term sleep aid for adults and children aged 12 and above. It is available in various forms, including oral tablets, capsules, liquids, and chewable tablets.
While Benadryl can be effective in promoting sleep, it is important to note that it should not be used as a long-term solution. The recommended duration for its use as a sleep aid is no more than 7 to 10 nights. This is because the body can develop a tolerance to the medication, and prolonged use can interfere with the brain's ability to achieve restorative deep REM sleep, leading to potential side effects such as drowsiness and anxiety the next day.
Additionally, it is crucial to follow the recommended dosage and not exceed the maximum daily limit of 300 mg for adults. Taking too much Benadryl can increase the risk of adverse side effects. It is also important to check the "Drug Facts" label to ensure that you are not accidentally doubling up on diphenhydramine from multiple sources, as it is found in many combination products.
If you find yourself consistently relying on Benadryl for sleep or experiencing sleep difficulties for more than two weeks, it is advisable to consult a healthcare professional. They can provide guidance, evaluate your sleep habits, and suggest alternative solutions or treatments to help you achieve a good night's rest without relying on medication.
In summary, while Benadryl can be effective as a short-term sleep aid at the recommended dosage of 50 mg for adults, it should not be relied upon long-term. Always consult a healthcare professional if you have concerns or questions about your sleep or the use of medications like Benadryl.
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Benadryl is not recommended for long-term use and should not be given to children to aid sleep
Benadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine medication used to treat allergies and cold symptoms. It is also used to treat insomnia and is known to cause drowsiness in most people. While Benadryl can be effective for short-term sleep issues, it is not recommended for long-term use due to potential side effects and the development of tolerance.
The recommended dosage of Benadryl for sleep in adults and children aged 12 and above is 50 mg taken orally 30 minutes before bedtime. It is important to note that Benadryl should not be used for more than two consecutive weeks without consulting a healthcare professional. Prolonged use may lead to tolerance, where the body adjusts to the medication, reducing its effectiveness. Additionally, Benadryl prevents the brain from achieving restorative deep REM sleep, which is crucial for cognitive function and overall health. As an alternative, medications such as zolpidem are preferred as they do not cause the same level of next-day drowsiness.
Benadryl is not recommended for children under the age of 12 to aid sleep. It is essential to consult a physician before administering any medication to children, as incorrect dosages can have adverse effects. Children's dosages of Benadryl are typically based on their age and weight, and it is crucial to ensure they receive the correct dose.
Furthermore, Benadryl may interact with other medications, including certain combination products that also contain diphenhydramine. It is important to read the “Drug Facts” label on OTC medications to avoid doubling up on diphenhydramine from multiple sources. Taking too much Benadryl can increase the risk of side effects, including dizziness and urinary retention, which are more common in older adults. In the event of an overdose, individuals should seek urgent medical attention, as it can lead to dangerous heart rhythms, seizures, coma, or even death.
While Benadryl may provide temporary relief for sleep issues, it is crucial to prioritize long-term solutions that promote healthy sleep habits and address any underlying causes of insomnia. Consulting a healthcare professional can help identify any medical conditions or medications that may be contributing to sleep disturbances.
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Side effects may include dizziness and urinary retention, especially in older adults
Benadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine medication used to treat allergies, sleep problems, and motion sickness. It is also used to treat short-term insomnia in adults. While Benadryl can be effective in inducing sleep, it is important to be aware of its potential side effects, especially in older adults.
The recommended dosage of Benadryl for sleep in adults and children aged 12 years and older is 50 mg taken by mouth 30 minutes before bedtime. It is important to note that Benadryl should not be taken for longer than two consecutive weeks. Side effects may include dizziness and urinary retention, especially in older adults. These side effects can be more pronounced and frequent in older individuals. As such, adults aged 65 and older are advised to consult their healthcare provider before taking Benadryl.
Dizziness is a common side effect of Benadryl, and it can be more pronounced in older adults due to age-related changes in the body's balance and equilibrium systems. This side effect can increase the risk of falls and injuries, especially in individuals with pre-existing balance issues or those taking other medications that may also cause dizziness. Urinary retention, another potential side effect, can also be more common in older adults due to age-related bladder changes and decreased bladder contractility.
It is important to carefully read the Drug Facts label on OTC medications and follow the recommended dosage instructions. Taking too much Benadryl can increase the risk of side effects, including dizziness and urinary retention. Additionally, it is crucial to avoid doubling up on medications that contain diphenhydramine, as this can lead to an overdose, resulting in dangerous heart rhythms, seizures, coma, or even death.
If you are experiencing insomnia or difficulty sleeping, it is recommended to consult a healthcare professional. They can provide guidance on sleep hygiene practices, evaluate for any underlying medical conditions, and determine if Benadryl is an appropriate short-term solution for your sleep difficulties.
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Alternatives to Benadryl, such as zolpidem, are preferred as a sleep aid
While Benadryl (diphenhydramine) is an over-the-counter (OTC) antihistamine that treats allergies and cold symptoms, some people also take it as a sleep aid since it causes drowsiness. However, Benadryl is not recommended for long-term use as it prevents the brain from achieving restorative deep REM sleep and can cause side effects like anxiety and next-day drowsiness. It is also not suitable for children or older people.
Non-drug treatments such as cognitive behavioral therapy for insomnia (CBT-I) or developing healthy sleep habits can also be effective in improving sleep quality. These approaches can be combined with medications to address sleep issues over the long term without relying solely on sleep aids. It is important to discuss any sleep issues with a healthcare professional to determine the most appropriate treatment option and avoid potential side effects, dependence, or drug interactions.
If you are experiencing occasional insomnia, you may want to try other OTC sleep aids like melatonin or valerian. However, it is important to note that the American Academy of Sleep Medicine does not recommend these to treat insomnia due to insufficient evidence of their effectiveness and safety. Melatonin, for example, may cause side effects like headache, nausea, and vivid dreams, and its effect decreases over time. Valerian root, on the other hand, has been used for centuries to treat insomnia and is believed to activate GABA receptors in the brain, which slow down nerve signals.
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Frequently asked questions
Benadryl (diphenhydramine) is an antihistamine that causes sleepiness in most people. It is not recommended for long-term use as it prevents the brain from achieving restorative deep REM sleep.
The recommended dosage for adults and children aged 12 and above is 50 mg taken orally 30 minutes before bedtime. It should not be taken for more than two weeks at a time.
No, Benadryl should not be given to children to help them sleep. It is not recommended for children younger than 12 years old without the direction of a physician.
Taking too much Benadryl can lead to side effects such as dizziness and urinary retention, especially in older adults. An overdose can cause dangerous heart rhythms, seizures, coma, and even death.
Yes, alternatives such as zolpidem are preferred as they do not have the same "hangover" effect as Benadryl, which can cause drowsiness the next day.























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