Relieving moderate to moderately severe pain. It may also be used for other conditions as determined by your doctor.
Trezix is an analgesic, stimulant, and narcotic combination. It works in the brain and nervous system to decrease pain.
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Constipation; dizziness; drowsiness; headache; light-headedness; mild itching; nausea; sweating; tiredness; vomiting.
Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing or swallowing; tightness in the chest; swelling of the mouth, face, lips, throat, or tongue); change in the amount of urine produced; confusion; fainting; fast, slow, or irregular heartbeat; fever, chills, or persistent sore throat; hallucinations; mental or mood changes (eg, agitation, anxiety, depression); red, swollen, blistered, or peeling skin; ringing in the ears; seizures; severe or persistent constipation; severe or persistent dizziness, drowsiness, headache, or light-headedness; shortness of breath; slow, shallow, or difficult breathing; symptoms of liver problems (eg, yellowing of the eyes or skin, dark urine, pale stools, loss of appetite, unusual or severe stomach pain); trouble urinating; unusual bruising or bleeding; unusual tiredness or weakness; vision changes.
Take Trezix by mouth with or without food. If stomach upset occurs, take with food to reduce stomach irritation. If you have been taking Trezix regularly or for longer than a few weeks, do not suddenly stop taking it without checking with your doctor. Your doctor may need to gradually lower your dose. If you miss a dose of Trezix and you still have pain, follow your doctor's dosing instructions. Contact your doctor if you are unsure what to do if you miss a dose. Do not take Trezix more often than prescribed. Do not take 2 doses at once.