Compare Klonopin vs. Effexor
Head-to-head comparisons of medication uses, side effects, ratings, and more.
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.
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3.8/ 5 average rating with 767 reviewsforKlonopin
Improves mood and helps you relax.
Effexor (venlafaxine) is good for treating depression and anxiety, but it can cause more withdrawal symptoms if you stop suddenly compared to other antidepressants.
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3.7/ 5 average rating with 577 reviewsforEffexor
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.
- Effexor (venlafaxine) effectively treats depression, anxiety, and panic disorder.
- Effexor (venlafaxine) causes more sleepiness than other antidepressants, so it's beneficial for people who have trouble sleeping.
- Effexor (venlafaxine) might work when other antidepressants haven't worked since it affects two chemicals in the brain that impact your mood.
- Effexor (venlafaxine) has several uses, which may be good for people with multiple conditions.
- Effexor (venlafaxine) is available in generic, which is cheaper.
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.
- Effexor (venlafaxine) can cause side effects such as decreased libido and increased blood pressure.
- Like most antidepressants, it can cause a higher risk of suicidal thoughts and behavior for people aged 24 years or younger.
- Compared to other antidepressants, it's more likely to cause unpleasant withdrawal symptoms if you suddenly stop taking it and can causes more sleepiness.
Used for
Dosage forms
- Pill
- Dissolving tablet
- Pill
- Extended release
Price
Lowest price
$9.58
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$13.91
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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 review577 reviews so far
62%
saidit'sworth it
51%
saiditworked well
23%
saidit'sa big hassle
Have you used Effexor (venlafaxine)?
Leave a reviewSide effects
19possible side effects
- Somnolence37%
- Dizziness8%
- Upper Respiratory Tract Infection8%
- Depression7%
- Fatigue7%
- Coordination Abnormal6%
- Ataxia5%
- Memory Disturbance4%
- Sinusitis4%
- Influenza4%
- Nervousness3%
- Dysmenorrhea3%
- Dysarthria2%
- Intellectual Ability Reduced2%
- Rhinitis2%
- Coughing2%
- Pharyngitis2%
- Constipation2%
- Allergic Reaction2%
39possible side effects
- Nausea37%
- Headache25%
- Drowsiness23%
- Dry mouth22%
- Dizziness19%
- Difficulty sleeping18%
- Constipation15%
- Nervousness13%
- Weakness12%
- Sweating12%
- Abnormal ejaculation/orgasm12%
- Loss of appetite11%
- Diarrhea8%
- Infection6%
- Vomiting6%
- Anxiety6%
- Blurred vision6%
- Impotence6%
- Indigestion5%
- Tremor5%
- Abnormal dreams4%
- Chills3%
- Rash3%
- Gas3%
- Stiff muscles3%
- Prickling/burning sensation3%
- Yawn3%
- Increased urination3%
- Chest pain2%
- Trauma2%
- Increased blood pressure2%
- Increased heart rate2%
- Decreased libido2%
- Agitation2%
- Confusion2%
- Thinking abnormal2%
- Changes in taste2%
- Ringing in the ears2%
- Dilation of pupils2%
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
- Suicidal thoughts or behavior
- Age 24 years or younger
- Serotonin syndrome
- Taking tricyclic antidepressants, lithium, tramadol, fentanyl, amphetamines, certain headache medications (triptans), St. John's Wort
- Withdrawal
- Stopping Effexor (venlafaxine) suddenly
- Increased bleeding
- Taking other blood-thinning drugs (including aspirin, NSAIDs such as Advil, warfarin)
- Increased blood pressure
- Bipolar disorder
- History of bipolar disorder
- At risk for bipolar disorder