Compare Valium vs. Unisom

Head-to-head comparisons of medication uses, side effects, ratings, and more.

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Valium (diazepam)

Prescription only
Helps you relax.

Valium (diazepam) is effective for occasional or short-term use for anxiety and muscle spasm. Compared to similar drugs, Valium (diazepam) acts very quickly but can have interactions with other medicines.

3.8/ 5 average rating with 976 reviewsforValium
Treats allergy symptoms and helps you sleep.

Unisom Sleeptabs (Doxylamine) can help you get a good night's sleep, but you can have a hard time waking up if you don't give yourself enough time to sleep.

3.3/ 5 average rating with 585 reviewsforUnisom
Upsides
  • Valium (diazepam) effectively relieves anxiety and muscle spasms.
  • Valium (diazepam) has less severe withdrawal symptoms compared to other similar drugs.
  • Works very quickly.
  • Available in generic.
  • Works well to help you fall asleep and doesn't make you feel groggy the next morning.
  • Has fewer side effects than prescription sleep aid medications.
  • Available over the counter without a prescription.
  • Not habit-forming like other sleep aids can be.
Downsides
  • Use of Valium (diazepam) can cause memory problems, drowsiness, dizziness, and confusion.
  • Valium (diazepam) can be habit-forming, so it's not typically used for long-term treatment.
  • Most people find that their body will get used to Valium (diazepam) levels and they may need higher doses over time to achieve the same effect.
  • People with severe liver problems should not take Valium (diazepam). Several drugs can also interfere with how Valium (diazepam) works.
  • Shouldn't be used unless you have a full night to sleep.
  • You shouldn't drive after taking Unisom Sleeptabs (Doxylamine) until you know how it affects you.
  • Drinking alcohol while taking Unisom Sleeptabs (Doxylamine) isn't recommended.
  • It can increase the risk of falls, so elderly people shouldn't use Unisom Sleeptabs (Doxylamine).
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Used for
Dosage forms
  • Pill
  • Liquid
  • Pill
  • Chewable tablet
  • Liquid
Price
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Reviews
976 reviews so far
70%
saidit'sworth it
53%
saiditworked well
15%
saidit'sa big hassle

Have you used Valium (diazepam)?

Leave a review
585 reviews so far
58%
saidit'sworth it
32%
saiditworked well
11%
saidit'sa big hassle

Have you used Unisom Sleeptabs (Doxylamine)?

Leave a review
Side effects
The Valium (diazepam) FDA package insert doesn’t have numbers about how common side effects are.
The Unisom Sleeptabs (Doxylamine) FDA package insert doesn’t have numbers about how common side effects are.
Risks and risk factors
  • Decreased breathing from use with opioids
    • Taking Valium (diazepam) with opioids, drugs or alcohol
    • Using Valium (diazepam) for a longer duration and at high doses
  • Dependence and withdrawal
    • History of substance abuse
    • Taking with alcohol or drugs
    • Taking long-term
    • Taking a higher dose
    • Stopping Valium (diazepam) suddenly
  • Driving impairment
    • Alcohol use with Valium (diazepam)
    • Taking other medicines that make you less alert
  • Drug interactions
    • Current liver problems
    • Taking Tagamet, ketoconazole, Prozac, Prilosec
See more detailed risks and warnings
  • Overdosage
    • Using other drugs with similar ingredients
  • Increased side effects
    • Age 65 years or older
  • Driving impairment
    • Taking with alcohol
    • Taking other medicines that make you less alert
  • Hyperactivity
    • Children age 6 years or younger
  • Trouble urinating
    • Enlarged prostate
    • History of bladder problems
  • Vision changes
    • Glaucoma
  • Breastfeeding
    • Nursing mothers
See more detailed risks and warnings