Compare Klonopin vs. Unisom

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

Klonopin (Clonazepam)

Prescription only
Controls seizures and helps you relax.

Klonopin (Clonazepam) is okay for occasional or short-term use (up to 4 weeks) for anxiety, and to treat seizures. Less severe withdrawal symptoms compared to similar drugs.

3.8/ 5 average rating with 767 reviewsforKlonopin
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
  • Effective at relieving short-term anxiety and sleeplessness.
  • Can be used together with antidepressants to manage anxiety disorders. Especially helpful for anxiety symptoms while you wait for an antidepressant to kick in (it can take several weeks).
  • Can be used alone or with other medicines to treat seizures.
  • Less severe withdrawal symptoms compared to other benzodiazepines.
  • 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
  • Can cause memory problems, drowsiness, dizziness, and confusion.
  • Can be habit-forming, so it's not typically used for long-term treatment, or for people who've had problems with drug or alcohol abuse.
  • Most people find that it gets less effective over time.
  • 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).
Used for
Dosage forms
  • Pill
  • Dissolving tablet
  • Pill
  • Chewable tablet
  • Liquid
Price
No pricing information available
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Reviews
767 reviews so far
70%
saidit'sworth it
52%
saiditworked well
14%
saidit'sa big hassle

Have you used Klonopin (Clonazepam)?

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
19possible side effects
  • Somnolence
    37%
  • Dizziness
    8%
  • Upper Respiratory Tract Infection
    8%
  • Depression
    7%
  • Fatigue
    7%
  • Coordination Abnormal
    6%
  • Ataxia
    5%
  • Memory Disturbance
    4%
  • Sinusitis
    4%
  • Influenza
    4%
  • Nervousness
    3%
  • Dysmenorrhea
    3%
  • Dysarthria
    2%
  • Intellectual Ability Reduced
    2%
  • Rhinitis
    2%
  • Coughing
    2%
  • Pharyngitis
    2%
  • Constipation
    2%
  • Allergic Reaction
    2%
See more detailed side effects
The Unisom Sleeptabs (Doxylamine) FDA package insert doesn’t have numbers about how common side effects are.
Risks and risk factors
  • Tolerance and dependence
    • Taking more than the prescribed dose
    • Taking longer than 4 weeks
    • History of drug abuse
  • Withdrawal
    • Long-term use
  • Pregnancy
  • Driving impairment
    • Alcohol
    • Taking other medicines that make you less alert
  • Memory problems
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