What are the side effects of mirtazapine?

Mirtazapine can cause various side effects. Call 911 for emergency medical help if you suffer symptoms of an allergic reaction to mirtazapine. Symptoms include: rash or hives; difficulty breathing; and swelling of the face, tongue or throat.

Additionally, you should call your doctor immediately if you experience any of the following serious side effects: flu-like symptoms, chest pain, rapid heartbeat, seizures, white spots in your mouth or on your lips, vomiting, confusion or feeling faint, eye pain, changes in vision or swelling or redness in the eye.

Other mirtazapine side effects do not require medical attention unless they become frequent and bothersome. These include: drowsiness, dizziness, increased weight, big appetite, anxiety, dry mouth, constipation or nausea.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.