This medication is used to help relieve sudden (breakthrough) cancer pain in people who are regularly taking moderate to large amounts of opioid pain medication. Fentanyl belongs to a class of drugs known as opioid (narcotic) analgesics. It works in the brain to change how your body feels and responds to pain. buy online subsys
This medication should not be used to relieve mild or short-term pain (such as due to headache/migraine, dental procedures, surgery).
How to use Subsys Spray, Non-Aerosol? buy online subsys
Read the Medication Guide and the Instructions For Use Leaflet provided by your pharmacist before you start using fentanyl and each time you get a refill. Learn all preparation, usage, and disposal instructions. If you have any questions, ask your doctor or pharmacist.
Open the blister package with scissors right before using this medication. Swallow any saliva in your mouth. Spray the medication in your mouth underneath the tongue. Hold the medication under your tongue for 30 to 60 seconds. Do not spit out the medication or rinse out your mouth after using the spray.
Use this medication as directed by your doctor. If the pain is not relieved 30 minutes after using this medication, you may take another dose. Do not use more than 2 doses of this medication for each episode of breakthrough pain. Tell your doctor if you do not get pain relief within 30 minutes of using the second dose of this medication or if you have another episode of breakthrough pain within 4 hours of using this medication. You must wait at least 4 hours before using this medication again to treat another episode of breakthrough pain. Follow your doctor’s instructions on taking another medication to treat the pain before you can use this medication again.
The dosage is based on your medical condition and response to treatment. To reduce your risk of side effects, your doctor will direct you to start this medication at a low dose and gradually increase your dose.