In summary, Unisom is a brand of sleep aids that can be effective at helping people fall asleep and stay asleep. It is available in several forms and is usually taken by mouth just before bedtime. While it can be helpful in the short term, it is not a long-term solution for insomnia and can have potential side effects.

The sedative action of Unisom® may last up to 6 hours. Can I take Unisom® regularly? Unisom®, non-prescription sleeping pills, should only be used to relieve occasional sleeplessness. If your sleeplessness lasts for more than two weeks, talk to your doctor.

Unisom® SleepTabs® active ingredient, doxylamine succinate, is a non-habit forming antihistamine that blocks certain natural substances (histamine, acetylcholine) that your body makes. The lack of histamine causes you to get drowsy and fall asleep quicker.

Doxylamine is an antihistamine, used to relieve symptoms of allergy, hay fever, and the common cold. This medication works by blocking certain natural substances (histamine, acetylcholine) that your body makes.

Side effects that you should report to your care team as soon as possible: Allergic reactions - skin rash, itching, hives, swelling of the face, lips, tongue, or throat. Sudden eye pain or change in vision such as blurry vision, seeing halos around lights, vision loss. Trouble passing urine.

Stop taking doxylamine (Unisom SleepTabs) and contact your provider if you're still having trouble sleeping after taking the medication for 2 weeks. This could be a sign of a more serious medical problem.

Anxiolytics/sedatives/hypnotics (applies to Unisom SleepTabs) depression. Major Potential Hazard, Moderate plausibility. A variety of abnormal thinking and behavior changes have been reported to occur in association with the use of most anxiolytics, sedatives and hypnotics.

Unisom Simple Slumbers® Restorative Sleep™ is drug free and non-habit-forming. It can be taken as needed for occasional sleeplessness, and to obtain optimal benefits, use continuously for 28 days. Consult a health professional if you are experiencing long-term sleep difficulties.

Nonprescription medications Other over-the-counter sleep medications, such as Unisom SleepTabs, contain 25 mg per pill of an antihistamine called doxylamine succinate. These medications work by blocking certain brain chemicals, which can have a sedating effect. They are generally safe but come with some risks.

Doxylamine (Unisom SleepTabs) can make you sleepy, which can affect your ability to focus, think, or react.

Stop taking doxylamine (Unisom SleepTabs) and contact your provider if you're still having trouble sleeping after taking the medication for 2 weeks. This could be a sign of a more serious medical problem.

Unisom Simple Slumbers® is 100% drug free. It contains a proprietary sleep blend of 5 mg melatonin, passionflower, lemon balm, and vitamin B6 for a good night's sleep. Melatonin provides a triple effect by allowing you to fall asleep fast, sleep soundly, and wake refreshed.