venlafaxine vs zaleplon
Side-by-side comparison of venlafaxine and zaleplon. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
minor Known Drug Interaction
Venlafaxine: Coadministration of a single dose of zaleplon 10 mg and multiple doses of venlafaxine ER (extended release) 150 mg did not result in any significant changes in the pharmacokinetics of either zaleplon or venlafaxine. In addition, there was no pharmacodynamic interaction as a result of coadministration of zaleplon and venlafaxine ER.
Recommendation: You can safely take these medicines together as prescribed. No dosage adjustments are typically required.
Effexor, Effexor XR
Sonata
Venlafaxine is a medication used to treat depression. It helps to improve your mood by affecting certain chemicals in the brain.
Zaleplon (Sonata) is a medicine that helps you fall asleep faster. It is used for short-term treatment of insomnia.
Venlafaxine is used to treat major depressive disorder. This condition can cause a persistent feeling of sadness or loss of interest in daily activities. It may also help maintain improvement in patients with recurrent depression.
Zaleplon is used to treat insomnia, which means you have trouble falling asleep. It can help you fall asleep faster for up to 30 days. However, it does not increase the total time you sleep or decrease the number of times you wake up during the night.
Venlafaxine is a serotonin-norepinephrine reuptake inhibitor (SNRI). It works by increasing the levels of serotonin and norepinephrine in the brain. These chemicals help regulate mood and can be low in people with depression.
Zaleplon is a non-benzodiazepine hypnotic. It works by slowing activity in the brain to allow sleep. It affects certain brain chemicals to help you fall asleep.
- • Feeling weak or tired
- • Sweating a lot
- • Feeling sick to your stomach
- • Constipation
- • Loss of appetite
- • Headache
- • Dizziness
- • Somnolence (sleepiness)
- Feeling sick to your stomach 4,298
- Harmful effects from different substances 4,264
- Feeling tired 4,199
- Head pain 3,740
- Death by suicide 3,170
- Feeling sick to your stomach 111
- Killed themselves 88
- Trouble sleeping 80
- Pain in your head 79
- Accidentally falling down 77
Antidepressants may increase the risk of suicidal thoughts and behaviors in children, adolescents, and young adults. Your doctor will monitor you closely for worsening depression, suicidal thoughts, or unusual changes in behavior. Venlafaxine is not approved for use in children.
Zaleplon can cause complex sleep behaviors like sleepwalking, sleep-driving, and doing other activities while not fully awake. Some of these activities can result in serious injuries or even death. Stop taking zaleplon immediately and call your doctor if you experience any of these behaviors. Zaleplon can be habit-forming. Keep it in a safe place to prevent misuse.
If you are pregnant or breastfeeding, talk to your doctor before taking venlafaxine. Newborns exposed to SNRIs like venlafaxine in the third trimester may have complications requiring hospitalization. Your doctor will carefully consider the risks and benefits of treatment during pregnancy.
It is not known if zaleplon can harm your unborn baby. Talk to your doctor if you are pregnant, plan to become pregnant, or are breastfeeding.
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How to Read This venlafaxine vs zaleplon Comparison
venlafaxine is classified in the Serotonin-Norepinephrine Reuptake Inhibitor (SNRI) drug class, while zaleplon sits within the Non-Benzodiazepine Hypnotic (Z-Drug) class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.
Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, venlafaxine has 19,671 submissions while zaleplon has 435. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known minor interaction flagged in FDA labeling, attributed to these two drugs do not interfere with how the body processes each other and do not change each other's effects.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between venlafaxine and zaleplon - always consult your physician or pharmacist first.
Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.