Compare Topamax vs. Effexor
Head-to-head comparisons of medication uses, side effects, ratings, and more.
Prevents seizures and migraine headaches.
Topamax (topiramate) is very effective at preventing many types of seizures and migraines, but it can cause several severe side effects that can lead to stopping the medication.
●●●●●
3.3/ 5 average rating with 56 reviewsforTopamax
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.
●●●●●
3.7/ 5 average rating with 577 reviewsforEffexor
Upsides
- Can lower your number of seizures and also prevent migraine headaches. This medicine can be used on its own or with other antiepileptic medicines to lower the frequency of seizures.
- Doesn't need routine blood tests like similar medications.
- Available in short-acting and long-acting forms.
- Comes as a generic, so it's relatively cheap.
- 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 many severe side effects. People starting Topamax (topiramate) need to be monitored for these effects as soon as they start treatment.
- This medicine can take 4 to 6 weeks for the full effects of this medication to kick in, especially for people taking it for migraines.
- Children taking Topamax (topiramate) for long periods of time need to have their dose adjusted by their pediatrician as they grow.
- At higher doses (ie. 400 mg/day), children may experience difficulty with concentration/attention, fever, flushing, and confusion.
- 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
- Seizures
- Migraine prevention
- Alcoholism
- Essential tremors
- Eating disorder
Dosage forms
- Pill
- Extended release capsule
- Pill
- Extended release
Price
Lowest price
$136.75
Find instant savings near youLowest price
$9.17
Find instant savings near youWant to save even more money?
Sign up now for a 30-day trial and save up to 95% at CVS, Kroger, Albertsons, and other pharmacies.
Learn more
Reviews
56 reviews so far
52%
saidit'sworth it
50%
saiditworked well
36%
saidit'sa big hassle
Have you used Topamax (topiramate)?
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
39possible side effects
- Sleepiness26%
- Loss of appetite24%
- Fatigue16%
- Injury14%
- Nervousness14%
- Personality disorder (behavior problems)11%
- Difficulty with concentration/attention10%
- Weight loss9%
- Aggressive reaction9%
- Abnormal gait8%
- Purpura8%
- Difficulty sleeping8%
- Viral infection7%
- Impaired coordination6%
- Nausea6%
- Increased saliva6%
- Muscle spasm5%
- Constipation5%
- Difficulty with memory5%
- Pneumonia5%
- Dizziness4%
- Speech disorders/ related speech problems4%
- Nose bleed4%
- Confusion4%
- Urinary incontinence4%
- Stomach flu3%
- Psychomotor slowing3%
- Skin disorder3%
- Allergic reaction2%
- Abnormal reflexes2%
- Thirst2%
- Pussing2%
- Hair loss2%
- Dermatitis2%
- Increased hair growth2%
- Red skin rash2%
- Eye abnormality2%
- Abnormal vision2%
- Leukopenia2%
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
- Suicidal thoughts or behavior
- History of depression
- Fever and inability to sweat
- Children
- Mental and cognitive changes
- History of metabolic disorders
- People also taking Depakote
- Kidney stones
- Low-carb diet
- Dehydration
- Drug interactions
- Vision problems
- Withdrawal seizures
- Stopping Topamax (topiramate) suddenly
- 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