


Fentrans 25mcg Transdermal Patch
Written By Dr. Subita Alagh, BDS,
Reviewed By Dr. Mekhala Chandra, MD, MBBS,
Last updated on 21 Sep 2025 | 09:52 PM (IST)
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General Information



Product introduction
Your doctor will explain how to use Fentrans 25mcg Transdermal Patch. Follow the instructions carefully to get the most benefit. The dose and duration will depend on what you are using it for and how well it helps your symptoms. Use it regularly and do not discontinue using it until the doctor tells you it is alright to stop.
The most common side effects of this medicine include headache, dizziness, vomiting, nausea, abdominal pain, and irregular heartbeat. You may have side effects more often when you start your treatment or when your dose is increased. Usually, the side effects will slowly go away as your body gets used to it. If they are severe or do not go away, you should remove your patch and contact your doctor.
Before using the medicine, you should tell your doctor if you have any other illnesses or disorders. It may also affect, or be affected by, some other drugs you are using so let your doctor know what these are to be safe. Pregnant and breastfeeding women should consult their doctors first before using the medicine.
Uses of Fentrans Transdermal Patch
- Severe chronic pain
Benefits of Fentrans Transdermal Patch
Fentrans 25mcg Transdermal Patch helps to relieve chronic pain in conditions that affect joints and muscles. It works by blocking chemical messengers in the brain that tell us we have pain. It can help relieve pain in conditions like rheumatoid arthritis and osteoarthritis. Applying it will help you go about your daily life more easily. This will help you to go about your daily activities more easily and have a better, more active, quality of life. Consult a doctor if you are not sure.
Side effects of Fentrans Transdermal Patch
- Abdominal pain
- Dizziness
- Vomiting
- Nausea
- Drowsiness
- Application site redness
- Respiratory depression
- Rigidity
How to use Fentrans Transdermal Patch
How Fentrans Transdermal Patch works
Quick tips
- Always apply Fentrans 25mcg Transdermal Patch to clean, dry, and non-irritated skin, preferably on the upper arm, chest, or back.
- Avoid exposing the patch to direct heat (like heating pads or hot baths), as it can increase medicine absorption and overdose risk.
- Never cut or trim Fentrans 25mcg Transdermal Patch while applying as it can change how the medicine from Fentrans 25mcg Transdermal Patch releases and increase the risk of serious side effects.
- Rotate the Fentrans 25mcg Transdermal Patch site with each new application to prevent skin irritation.
- After removal, fold the Fentrans 25mcg Transdermal Patch in half (sticky sides together) and safely discard it to keep it away from children or pets.
Safety advice

Alcohol

Pregnancy

Breast feeding
Consult a doctor immediately if the baby shows signs of increased sleepiness (more than usual), difficulty breastfeeding, breathing problems, or limpness.

Driving

Kidney
Caution should be excercised in patients with underlying kidney disease.

Liver
Interaction with drugs
Selegiline (Oral Route)
Naltrexone (Oral Route)
Tranylcypromine (Oral Route)
Ziprasidone (Oral Route)
Alprazolam (Oral Route)
Frequently asked questions
Fact Box
Chemical Class
Habit Forming
Therapeutic Class
Action Class
References
- Schumacher MA, Basbaum AI, Way WL. Opioids Analgesics & Antagonists. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. pp. 545-46.
- Yaksh TL, WallaceIn MS. Opioids, Analgesia, and Pain Management. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. 12th ed. New York, New York: McGraw-Hill Medical; 2011. pp. 505-506.
- Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 539-41.
- Fentanyl. Gloucester Business Park Gloucester: Hameln Pharmaceuticals Ltd.; 10 Jan. 2011 [revised 28 Oct. 2018]. [Accessed 02 Apr. 2019] (online) Available from:
- Chaves RG, Lamounier JA. Breastfeeding and maternal medications. J Pediatr (Rio J). 2004;80(5 Suppl):S189-S198. [Accessed 02 Apr. 2019] (online) Available from:
- Central Drugs Standard Control Organisation (CDSCO). [Accessed 02 Apr. 2019] (online) Available from:




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