This medication is a narcotic (opioid) analgesic, prescribed for breakthrough pain in adult cancer patients, who are tolerant to opioid therapy.
Contraindicated in the management of pain in opioid non-tolerant patients, acute or postoperative pain, and known hypersensitivity.
The recommended initial dose is 100 mcg.
It comes as a tablet to take by mouth, to be placed under the tongue.
Caution should be exercised in patients with history of lung or breathing problems, urinary obstruction, heart, liver, or kidney impairment, enlarged prostate, stomach problems, underactive thyroid, low blood pressure, seizures, mental illness, alcoholism, recent head injury, drowsiness, who are taking other medications, any allergy, elderly, children, during pregnancy and breastfeeding.
It may cause drowsiness or dizziness, do not drive a car or operate machinery and get up slowly from bed while taking this medication.
Avoid alcohol consumption.
Avoid taking different brands of this medication without your physicians advice.
Most Common :
Nausea, constipation, drowsiness and headache.
Heart : Fast or slow heart rate, low blood pressure.
Eye : Blurred vision.
Gastrointestinal : Vomiting, abdominal pain, mouth ulcer, constipation, dry mouth, difficulty in swallowing, gum ulceration, impaired gastric emptying, lip ulceration, mouth ulcer, stomach discomfort, tongue disorder.
Central Nervous System : Dizziness.
General : Weakness, drug withdrawal syndrome, fatigue, uneasiness.
Injury, poisoning and procedural complications: accidental overdose. Metabolic : lLoss of appetite.
Central Nervous system : Memory loss, disturbance in attention, dizziness, abnormal taste, headache, lethargy, and tremor, emotional lability, anxiety, confusional state, depression, disorientation, sleeplessness, sleep disorder.
Genitourinary : Erectile dysfunction.
Respiratory : Difficulty in breathing, throat pain, throat tightness.
Skin : Night sweats, itching, rash, skin lesion.
Avoid excess dosage.
Store at 20-25°C. Protect from moisture.
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