Why it is prescribed :
This medication is an opioid analgesic, prescribed to alleviate pain post operatively, migraine, balanced general anesthesia, and used to relieve pain during labor. It blocks the pain sensations.
When it is not to be taken (Contraindications):
Category C :
Animal studies have shown adverse effects on the fetus and there are no appropriate studies in pregnant women, but potential benefits may allow the use of the drug in pregnant women despite the potential for risks.
Dosage & When it is to be taken (Indications):
1 mg IV or 2 mg IM with repeated doses every 3 to 4 hours, as necessary.
1 mg (one spray in one nostril), it may be increased up to 2mg dose, if needed.
How it should be taken :
It comes as a nasal spray, injection.
Warnings and Precautions :
Since it is a narcotic, it could cause dependence.
Use in narcotic dependent patients should be avoided.
It may cause drowsiness, dizziness. Do not drive a car or operate machinery while taking this medication.
Do not drink alcoholic beverages while using this injection.
Caution needed in patients with history of head injury, any condition that increases the pressure in your brain or skull, problems with brain or nervous system, heart attack, breathing problems, high blood pressure, heart, kidney or liver disease, elderly, pregnancy and lactation.
Side Effects :
Body as a Whole
Loss of strength/lethargy, headache and sensation of heat.
Irregular heartbeat, palpitations and dilatation of blood vessels.
Central Nervous System
Nervousness, a floating feeling, headache, confusion, drowsiness, dizziness, in co-ordination anxiety, seizures, tremor and sleeplessness.
Itching, sweating/clamminess, rash and hives.
Eye and ENT
Nasal congestion, blurred vision, ear pain, inflammation of pharynx, stuffy nose, ringing in the ear and unpleasant taste.
Nausea, vomiting, loss of appetite, constipation, dry mouth and stomach pain.
Bronchitis, cough, difficulty in breathing, nose bleed, nasal congestion, nasal irritation, sinusitis and upper respiratory tract infection.
Other Precautions :
Avoid prolonged usage and excess dosage.
Storage Conditions :
Keep in room temperature and in air tight container. Keep away from children.