What are the side effects of butorphanol tartrate?

Possible side effects of butorphanol include dizziness, drowsiness, constipation, vision problems, dry mouth, ringing in the ears, nausea, vomiting, lack of appetite, warm sensations, difficulty urinating, fatigue, insomnia, unusual dreams, unpleasant taste in the mouth, moodiness, shaking, weakness, excessive sweating, disorientation, and unpleasant sensations in the extremities.

Severe side effects include irregular heartbeat, high blood pressure, clammy skin, tremors, fainting, confusion, difficulty breathing, hallucinations, and skin eruptions. If you should experience any of these severe side effects, seek immediate medical assistance.

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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.