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Fentanyl Information

Fentanyl Benefits & Uses

Fentanyl is used to treat the following -

  1. Pain Primary

Fentanyl Dosage & How to Take

This is the usual dosage recommended in most common treatment cases. Please remember that every patient and their case is different, so the dosage can be different based on the disease, route of administration, patient's age and medical history.

Find the right dosage based on disease and age

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Ingredients of Fentanyl


Fentanyl Side Effects

Based on research, the following side effects have been observed when Fentanyl is used -

  1. Headache सामान्य
  2. Dizziness सामान्य
  3. Nausea or vomiting
  4. Weakness
  5. Dehydration सामान्य
  6. Edema सामान्य
  7. Fatigue सामान्य
  8. Anemia सामान्य
  9. Constipation सामान्य
  10. Confusion
  11. Tremor
  12. Agitation
  13. Rash

Fentanyl Related Warnings

Is the use of Fentanyl safe for pregnant women?

Fentanyl may have some side effects during pregnancy. Pregnant women should discontinue the use of Fentanyl, and talk to their doctor, if they notice any discomfort.


Is the use of Fentanyl safe during breastfeeding?

Fentanyl is safe for breastfeeding women.


What is the effect of Fentanyl on the Kidneys?

Very few cases of side effects of Fentanyl on kidney have been reported.


What is the effect of Fentanyl on the Liver?

Fentanyl is rarely harmful for the liver.


What is the effect of Fentanyl on the Heart?

Fentanyl may have mild side effects on the heart. Most people will never see any effect on the heart.


Severe Interaction of Fentanyl with Other Drugs

Fentanyl should not be taken with following medicines due to severe side effects it may cause to patients -

Fentanyl Contraindications

If you are suffering from any of the following diseases, you should not take Fentanyl unless your doctor advises you to do so -

  1. Bradycardia (Slow Heart Rate)
  2. Angina
  3. Brain Tumour
  4. Asthma
  5. Low Blood Pressure (Hypotension)

Frequently asked Questions about Fentanyl

Is this Fentanyl habit forming or addictive?

Yes, you can get addicted to Fentanyl. It is essential that you take [medicine] only after doctor's recommendation.


Is it safe to drive or operate heavy machinery when consuming?

After taking Fentanyl, you should not drive or work on any heavy machine, as Fentanyl can make you drowsy.


Is it safe?

Fentanyl is safe but it should be taken as per the doctor's prescription.

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Is it able to treat mental disorders?

Yes, Fentanyl is useful in treating mental disorders.


Fentanyl Interactions with Food and Alcohol

Interaction between Food and Fentanyl

Information is not available on the interaction of any foods with Fentanyl, due to a lack of research on this.


Interaction between Alcohol and Fentanyl

Consult your doctor before consuming alcohol while taking Fentanyl as it can have severe side effects.

This medicine data has been created by -
Dr. Md Saadullah
M.Pharma, Pharmacy
3 Years of Experience
View Doctor Profile
Dr. Vikas Chauhan
B.Pharma, Pharmacy
2 Years of Experience
View Doctor Profile

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  1. KD Tripathi. [link]. Seventh Edition. New Delhi, India: Jaypee Brothers Medical Publishers; 2013: Page No 382,384
  2. April Hazard Vallerand, Cynthia A. Sanoski. [link]. Sixteenth Edition. Philadelphia, China: F. A. Davis Company; 2019: Page No 554-563