alprazolam vs mirtazapine
Side-by-side comparison of alprazolam and mirtazapine. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
moderate Known Drug Interaction
Examples diazepam, alprazolam, alcohol Drugs that Prolong QTc Interval Clinical Impact The concomitant use of other drugs which prolong the QTc interval with mirtazapine, increase the risk of QTc prolongation and/or ventricular arrhythmias (e.g., Torsades de Pointes).
Recommendation: Your doctor should monitor your heart rhythm closely if you take these together. Tell your provider right away if you feel dizzy or like your heart is racing.
Xanax
Remeron
Alprazolam (Xanax) is a medication that can help you with anxiety and panic disorders. It belongs to a class of drugs called benzodiazepines, which work by slowing down activity in the brain.
Mirtazapine is a medicine used to treat depression in adults. It can help improve your mood and energy levels.
Alprazolam is used to treat generalized anxiety disorder (GAD) and panic disorder (PD) in adults. GAD involves excessive worry and tension, while PD causes sudden and intense episodes of fear. This medicine can help reduce these symptoms.
Mirtazapine is used to treat major depressive disorder (MDD) in adults. This condition can cause you to feel sad, lose interest in activities, and have trouble with sleeping or eating. Mirtazapine can help improve these symptoms.
Alprazolam works by affecting certain chemicals in your brain called neurotransmitters. It enhances the effects of a neurotransmitter called GABA, which helps to calm your nerves. This can reduce feelings of anxiety and panic.
Mirtazapine works by affecting certain chemicals in the brain called neurotransmitters. It helps to increase the levels of norepinephrine and serotonin. These chemicals can help improve mood and reduce symptoms of depression.
- • Drowsiness
- • Light-headedness
- • Dry mouth
- • Feeling sleepy
- • Increased appetite
- • Weight gain
- • Dizziness
- Feeling sick to your stomach 12,854
- Feeling tired 11,935
- Misusing the drug 10,943
- Feeling worried or nervous 10,169
- Pain in your head 9,923
- Feeling sick to your stomach 4,838
- Feeling tired 4,714
- Accidentally falling down 4,026
- Loose or watery stools 3,961
- Harm from different substances 3,705
Alprazolam can be habit-forming, leading to abuse, misuse, and addiction, which can result in overdose or death. Taking alprazolam with opioid pain medicines can cause severe sleepiness, breathing problems, coma, and death. Suddenly stopping alprazolam can cause life-threatening withdrawal symptoms. Talk to your doctor about how to safely stop taking it.
Antidepressants may increase the risk of suicidal thoughts and behaviors in young adults. Your doctor should closely watch you for worsening depression or suicidal thoughts. Mirtazapine is not approved for use in children.
Taking alprazolam late in pregnancy can cause sedation or withdrawal symptoms in the newborn. Breastfeeding is not recommended while taking alprazolam because it can cause sedation and feeding problems in the baby.
Tell your doctor if you are pregnant or plan to become pregnant. Mirtazapine should be used during pregnancy only if clearly needed. Talk to your doctor if you are breastfeeding.
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How to Read This alprazolam vs mirtazapine Comparison
alprazolam is classified in the Benzodiazepine drug class, while mirtazapine sits within the Noradrenergic and Specific Serotonergic Antidepressant (NaSSA) 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, alprazolam has 55,824 submissions while mirtazapine has 21,244. 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 moderate interaction flagged in FDA labeling, attributed to taking these two drugs together can change the electrical timing of your heartbeat. this increases the risk of developing a dangerous irregular heart rhythm.. 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 alprazolam and mirtazapine - 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.