Nefosar 20mg Injection

Nefopam (20mg)

Genuine

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Prescription

required

Nefosar 20mg Injection is a pain-relieving medicine. It is used for the treatment of moderate to severe pain. It effectively helps in relieving postoperative pain, muscle pain, joint pain, or in cases of serious injury where weaker painkillers do not work.

Written By Dr. Syeda Aafia, MBA, BDS,
Reviewed By Dr. Sachin Gupta, MD Pharmacology, MBBS,
Last updated on 02 Aug 2026 | 01:03 AM (IST)

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General Information

Contains

Nefopam (20mg)

Marketer

Abbott

Storage

Store below 30°C

The content is shown in English

Product introduction

Nefosar 20mg Injection is generally administered by a doctor or a nurse. Do not try to self-administer the medicine at home. Use it only when it is required. Do not use it in larger quantities or longer than the required duration.

The most common side effects of this medicine include nausea, dizziness, nervousness, dryness in the mouth, difficulty in urination, hallucination, and numbness of extremity. Your doctor may regularly monitor your kidney function, liver function, and levels of blood components if you are taking this medicine for long-term treatment.

Before using this medicine, let your doctor know if you have ever had seizures, liver or kidney problems, glaucoma, difficulty peeing, or lactose intolerance. Let your doctor also know if you are pregnant, planning to get pregnant, or breastfeeding.

Uses of Nefosar Injection

Pain relief

Benefits of Nefosar Injection

Pain relief
Nefosar 20mg Injection is used for relief of pain, inflammation, and swelling in conditions that may occur due to trauma, surgery, or everyday life. It may also be used to provide relief in degenerative and inflammatory conditions that affect muscles and joints such as rheumatoid arthritis and osteoarthritis. It is given as an injection by a doctor or nurse and should not be self-administered. This will help you to go about your daily activities more easily and have a better, more active, quality of life.

Side effects of Nefosar Injection

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Nefosar

Nausea
Dizziness
Numbness of extremity
Dryness in mouth
Difficulty in urination
Hallucination

How to use Nefosar Injection

Your doctor or nurse will give you this medicine. Kindly do not self administer.

How Nefosar Injection works

Nefosar 20mg Injection is a non-opioid pain reliever. It works by blocking the transmission of pain signals to the brain thereby decreasing pain perception.

Quick tips

Finish the complete course as suggested by the doctor even if you feel better.
It makes you feel dizzy or drowsy. Do not drive until you know how Nefosar 20mg Injection affects you.
Your doctor will monitor your blood pressure regularly as the medicine may cause a lowering of blood pressure.
Inform your doctor if you are pregnant, planning pregnancy or breastfeeding.

Safety advice

Alcohol

CAUTION

Alcohol should be used with caution while taking Nefosar 20mg Injection.

Pregnancy

CONSULT YOUR DOCTOR

The safety of Nefosar 20mg Injection during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.

Breast feeding

CONSULT YOUR DOCTOR

Nefosar 20mg Injection may be unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby. It should be used only if the expected benefit outweighs the potential risk. Please consult your doctor.

Driving

UNSAFE

Nefosar 20mg Injection may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.

Kidney

CAUTION

Nefosar 20mg Injection should be used with caution in patients with kidney disease. Dose adjustment may be needed.

Liver

CAUTION

Nefosar 20mg Injection should be used with caution in patients with liver disease. Dose adjustment may be needed.

Interaction with drugs

Taking Nefosar with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Life-threatening

Tranylcypromine (Oral Route)

Do not consume Nefopam with Tranylcypromine.

Moderate

Amitriptyline (Oral Route)

If concurrent use is essential, watch out for symptoms such as dry mouth, nausea, diarrhea, acidity, or tremors, and consult your doctor if you experience them. They may adjust the doses as per the observations.

Moderate

Clomipramine (Oral Route)

Moderate

Dosulepin (Oral Route)

Moderate

Doxepin (Oral Route)

Fact Box

Chemical Class

Aralkylamines

Habit Forming

Therapeutic Class

PAIN ANALGESICS

References

Girard P, Chauvin M, Verleye M. Nefopam analgesia and its role in multimodal analgesia: A review of preclinical and clinical studies. Clin Exp Pharmacol Physiol. 2016 Jan;43(1):3-12. [Accessed 02 Jan. 2026]. Available from:

User feedback

Patients taking Nefosar 20mg Injection

Twice A Day

29%

Once A Month

29%

Once A Day

14%

Alternate Day

14%

Thrice A week

14%

What are you using Nefosar Injection for?

Pain relief

100%

How much was the improvement?

Excellent

57%

Poor

24%

Average

19%

What were the side-effects while using Nefosar 20mg Injection?

Nausea

17%

Dizziness

17%

No Side Effect

17%

Dryness in mouth

17%

Numbness of extremity

17%

How do you take Nefosar Injection?

With or without food

50%

With food

25%

Empty stomach

25%

Please rate Nefosar 20mg Injection on price

Expensive

56%

Not Expensive

22%

Average

22%

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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Abbott
Address: 16th Floor, Godrej BKC, Plot – C, “G” Block, Bandra-Kurla Complex, Bandra (East), Mumbai – 400 051, India

Vendor Details

Country of origin: India

Lab tests offered by us

Why we need a prescription?

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Pain Analgesics

Non Narcotics And Anti Pyretics

Nefosar 20mg Injection

Nefosar 20mg Injection

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General Information

Contains

Marketer

Storage

Product introduction

Uses of Nefosar Injection

Benefits of Nefosar Injection

Side effects of Nefosar Injection

How to use Nefosar Injection

How Nefosar Injection works

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Interaction with drugs

Tranylcypromine (Oral Route)

Amitriptyline (Oral Route)

Clomipramine (Oral Route)

Dosulepin (Oral Route)

Doxepin (Oral Route)

Fact Box

Chemical Class

Habit Forming

Therapeutic Class

References

User feedback

Patients taking Nefosar 20mg Injection

What are you using Nefosar Injection for?

How much was the improvement?

What were the side-effects while using Nefosar 20mg Injection?

How do you take Nefosar Injection?

Please rate Nefosar 20mg Injection on price

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

Lab tests offered by us

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