
Unisom SleepTabs are an over-the-counter sleep aid that helps people fall asleep faster and get a full night's rest. The active ingredient in Unisom SleepTabs is doxylamine succinate, an antihistamine that blocks the effects of histamine and acetylcholine in the body, causing drowsiness and aiding sleep. Unisom SleepTabs are non-habit-forming and clinically tested, and they are recommended by doctors and pharmacists. The tablets should be taken 30 minutes before bedtime, and users should follow the recommended dosage to avoid side effects such as drowsiness and dry mouth.
| Characteristics | Values |
|---|---|
| Active Ingredient | Doxylamine succinate |
| Inactive Ingredients | Anhydrous dibasic calcium phosphate, dibasic calcium phosphate dihydrate, FD&C blue no. 1 aluminum lake, magnesium stearate, microcrystalline cellulose, sodium starch glycolate |
| Dosage | 25mg tablet, 1 tablet per dose |
| Age | 12 years and older |
| How to Take | Take one tablet 30 minutes before going to bed; take once daily or as directed by a doctor |
| Side Effects | Drowsiness, dry mouth, dry eyes, blurred vision |
| Precautions | Do not use for children under 12 years of age, do not break the tablet, do not take with other sleep medications without consulting a healthcare professional, do not use if pregnant or breastfeeding without consulting a healthcare professional |
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What You'll Learn

Unisom SleepTabs® contain doxylamine succinate
Unisom SleepTabs® is an over-the-counter sleep aid that contains doxylamine succinate, a non-habit-forming antihistamine. The active ingredient, doxylamine succinate, blocks certain natural substances in the body, such as histamine and acetylcholine, causing drowsiness and helping you fall asleep faster. The tablets are designed to help you fall asleep and stay asleep throughout the night, allowing you to wake up feeling refreshed.
Unisom SleepTabs® with doxylamine succinate are clinically tested and proven effective. They are FDA-approved and recommended by doctors and pharmacists. The tablets are suitable for adults and children aged 12 years and older, who should take one tablet about 30 minutes before bedtime. It is important to follow the recommended dosage and not exceed it.
Doxylamine succinate is an antihistamine that treats insomnia and helps individuals fall asleep. It is also used as an antiemetic to treat nausea and vomiting. While it is generally safe if used as directed, some individuals may experience side effects such as drowsiness, dry mouth, dry eyes, and blurred vision. It is important to consult a healthcare professional before taking Unisom SleepTabs® and to read the package labels carefully to prevent accidental overdose.
Unisom offers a range of sleep aid products, including SleepGels®, SleepMinis®, SleepMelts®, and PM Pain, which contain different active ingredients such as diphenhydramine and melatonin. However, Unisom SleepTabs® specifically contain doxylamine succinate, which is a different antihistamine from diphenhydramine found in other Unisom products.
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Doxylamine succinate is a non-habit-forming antihistamine
Doxylamine succinate, the active ingredient in Unisom SleepTabs, is a non-habit-forming antihistamine. It works by blocking the effects of histamine and acetylcholine in the body, which are natural substances that your body produces. By inhibiting these chemicals, doxylamine helps you fall asleep faster and stay asleep longer.
Doxylamine is an over-the-counter medication that is used as a sleep aid for adults and children aged 12 and above. It is recommended that you take one tablet 30 minutes before going to bed, unless otherwise directed by a doctor. This medication is not suitable for children under 12 years of age.
As a non-habit-forming substance, doxylamine succinate is considered safe for use and does not lead to dependence. However, it is important to follow the recommended dosage instructions and not exceed the labelled dosing. If you are taking any other medications or supplements, it is advisable to consult with a healthcare professional before using this product.
Side effects associated with doxylamine may include drowsiness, dry mouth, dry eyes, and blurred vision. These side effects are typically mild and do not require medical attention unless they persist or become bothersome. It is important to keep Unisom SleepTabs out of the reach of children and to store them properly, as outlined on the packaging.
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Unisom SleepTabs® block histamine and acetylcholine
Unisom SleepTabs® are an over-the-counter sleep aid that helps you fall asleep faster and stay asleep through the night. The active ingredient in Unisom SleepTabs® is doxylamine succinate, a non-habit-forming antihistamine that blocks certain natural substances in your body, namely histamine and acetylcholine.
By blocking histamine, Unisom SleepTabs® cause you to feel drowsy and fall asleep more quickly. Histamine is a natural compound found in the human body that plays a crucial role in regulating sleep and wakefulness. When histamine is blocked, the body's natural sleep drive is enhanced, making it easier to fall asleep.
Acetylcholine, on the other hand, is a neurotransmitter that has various functions in the body, including regulating arousal, attention, and alertness. By blocking acetylcholine, Unisom SleepTabs® help reduce alertness and promote relaxation, which is conducive to falling asleep.
The combination of blocking histamine and acetylcholine allows Unisom SleepTabs® to effectively induce sleepiness and improve sleep quality. It is important to note that while Unisom SleepTabs® are safe and non-habit-forming when used as directed, they may cause side effects such as drowsiness, dry mouth, dry eyes, and blurred vision. Therefore, it is recommended to consult a healthcare professional before taking any sleep medication, including Unisom SleepTabs®.
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Unisom SleepTabs® help you fall asleep faster
Unisom SleepTabs® are designed to help you fall asleep faster and wake up feeling refreshed. The active ingredient in these tablets is doxylamine succinate, a non-habit-forming antihistamine that blocks the effects of certain natural substances in your body, such as histamine and acetylcholine. By inhibiting these substances, doxylamine succinate causes drowsiness and helps you fall asleep quicker.
Unisom SleepTabs® are FDA-approved, clinically tested, and proven effective. They are safe for adults and children aged 12 years and older. It is recommended to take one tablet 30 minutes before bedtime, either with or without food, and only once daily or as directed by a doctor. It is important to follow the dosing instructions and not exceed the recommended dosage.
Unisom SleepTabs® can be an effective solution for those struggling with insomnia or occasional sleeplessness. However, it is important to note that this medication may have side effects, such as drowsiness and dry mouth, which are typically mild and do not require medical attention. Nevertheless, if you experience any bothersome or persistent side effects, it is advisable to consult your healthcare provider.
Additionally, it is recommended to speak with your healthcare professional before taking Unisom SleepTabs® if you are pregnant, breastfeeding, or using other sleep medications. Unisom SleepTabs® should not be used for more than two weeks continuously without consulting a healthcare provider, as insomnia may be a symptom of a more serious underlying medical condition.
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Unisom SleepTabs® are FDA-approved, clinically tested, and proven effective
Unisom SleepTabs® are safe for adults and children aged 12 and above. The recommended dose is one tablet, taken 30 minutes before bedtime. It is important to follow the recommended dosage and not exceed it. The product is designed to be taken orally and can be taken with or without food.
Unisom SleepTabs® are also free from gluten-containing grains (wheat, barley, or rye) and animal-derived ingredients. This makes them suitable for those with dietary restrictions or preferences.
While Unisom SleepTabs® are generally safe and effective, it is always recommended to consult a healthcare professional before use, especially if you are taking other medications or have specific health considerations. Unisom SleepTabs® may have side effects, such as drowsiness and dry mouth, which are typically mild and do not require medical attention. However, it is important to be cautious and report any persistent or bothersome side effects to your healthcare provider.
Unisom SleepTabs® have helped millions of people achieve a restful night's sleep. They are the #1 doctor and pharmacist-recommended OTC sleep aid brand, trusted by many for their effectiveness and safety. With Unisom SleepTabs®, you can wake up feeling refreshed and ready to take on the day.
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Frequently asked questions
The active ingredient in Unisom Sleep Tabs is doxylamine succinate, a non-habit-forming antihistamine.
Unisom Sleep Tabs work by blocking certain natural substances (histamine and acetylcholine) produced by the body. The lack of histamine causes drowsiness and helps you fall asleep faster.
Unisom Sleep Tabs are for adults and children aged 12 and above. It is not recommended for children under 12. Pregnant or breastfeeding women should consult a health professional before taking Unisom Sleep Tabs.
Some common side effects of Unisom Sleep Tabs include drowsiness, dry mouth, dry eyes, and blurred vision. It is important to follow the recommended dosage and consult a healthcare professional if you experience any persistent or bothersome side effects.








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