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Sens 0.5% Injection

Prescription Required
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Product introduction

Sens 0.5% Injection is a prescription medication used as a local anesthetic. It is used during minor surgical procedures such as dental, oral, diagnostic, or other therapeutic procedures to anesthetize or numb the surgical area. This medicine can also be useful in the relief of pain, e.g. during labor.

Sens 0.5% Injection blocks the nerve impulses that send pain signals to your brain and helps to perform a painless procedure by temporarily numbing the surgical area. 

Like many other medicines, this medicine also has few side effects. The most common side effects of this medicine are nausea, vomiting, tingling sensation, slow heart rate, high or low blood pressure, dizziness, and urinary retention. These are usually mild and short-lived. If the numbness or other side effects persist, consult your doctor without delay.

Before using Sens 0.5% Injection, it is very important to tell your doctor if you have any underlying heart disease or are taking medicines for heart rhythm problems. Let your doctor know if you are pregnant or breastfeeding. Also, it is not safe to drive or operate heavy machinery while on medication, unless your doctor permits you to do so.

Uses of Sens Injection

  • Local anesthesia (Numb tissues in a specific area)

Benefits of Sens Injection

In Local anesthesia (Numb tissues in a specific area)

Sens 0.5% Injection is a local anesthetic. It makes your skin numb. It works by blocking nerve signals in your body. It is generally very safe, works quite quickly, and will reduce the discomfort that might be caused by invasive medical procedures such as surgery, needle punctures, or insertion of a catheter or breathing tube.

Side effects of Sens 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 Sens

  • Nausea
  • Vomiting
  • Paresthesia (tingling or pricking sensation)
  • Slow heart rate
  • Decreased blood pressure
  • High blood pressure
  • Dizziness
  • Urinary retention

How to use Sens Injection

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

How Sens Injection works

Sens 0.5% Injection is a local anesthetic. It works by blocking the transmission of pain signals from the nerves to the brain. This helps to decrease the sensation of pain.

Safety advice

It is not known whether it is safe to consume alcohol with Sens 0.5% Injection. Please consult your doctor.
Sens 0.5% Injection may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.
Breast feeding
Sens 0.5% Injection is probably safe to use during breastfeeding. Limited human data suggests that the drug does not represent any significant risk to the baby.
Sens 0.5% Injection may cause side effects which could affect your ability to drive.
Sens 0.5% Injection may cause numbness to certain areas of the body for about 2-4 hours after having it. You should wait for the effect to wear off as this may affect your ability to drive
Sens 0.5% Injection should be used with caution in patients with kidney disease. Dose adjustment of Sens 0.5% Injection may be needed. Please consult your doctor.
Sens 0.5% Injection should be used with caution in patients with liver disease. Dose adjustment of Sens 0.5% Injection may be needed. Please consult your doctor.

What if you forget to take Sens Injection?

If you miss a dose of Sens 0.5% Injection, please consult your doctor.\n

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.
No substitutes found for this medicine

Quick tips

  • Sens 0.5% Injection is given as an injection by the healthcare professional.
  • It may affect your concentration or make you feel sleepy, so avoid driving or using tools or machines until the next day.
  • Consult your doctor immediately if you experience dizziness, lightheadedness, problem with sight or hearing or numbness around lips, tongue and mouth.
  • Inform your doctor if you are pregnant, planning pregnancy or breastfeeding.

Fact Box

Chemical Class
Amide derivative
Habit Forming
Therapeutic Class
Action Class
Local anaesthetic (Amides)

Patient concerns

Tb in backbone between l2 sens advise
Dr. Deepak Kumar Soni
Hi Kindly complete your allopathic medicine course first
burning in foot and sens loss in hands and legs
Dr. Vikas Sharma
Get nerve conduction done Start tab tryptomer 10 mg hs


Q. Is Sens 0.5% Injection an opioid or narcotic?

No, Sens 0.5% Injection is neither an opioid nor a narcotic. Sens 0.5% Injection is a medication that belongs to a class of medicines known as local anesthetics. It helps prevent pain which occurs during and after a surgery. The effect of the medicine lasts for over a long period of time, thus aiding in recovery too. Sens 0.5% Injection works on your body only in the treated area, unlike opioids that work on the whole body.

Q. How does Sens 0.5% Injection work?

Sens 0.5% Injection works by numbing that area on your body where a surgery has been performed. Sens 0.5% Injection slowly releases a local anesthetic medication into that area, thus providing effective long-lasting pain relief.

Q. Will I need other medicines other than Sens 0.5% Injection for pain relief?

Yes, your doctor may prescribe some other pain relieving medicines alongwith Sens 0.5% Injection for effective pain management. Due to this, you will need lower doses of the different medicines you are taking. Additionally, this will also reduce the chances of developing side effects of a particular medicine because of the lower doses.

Q. Is Ropivacaine safer than Sens 0.5% Injection?

Ropivacaine is a left isomer of Sens 0.5% Injection. Yes, Ropivacaine is comparatively safer than Sens 0.5% Injection. There are less toxic effects of ropivacaine on the heart and central nervous system as compared to Sens 0.5% Injection. Hence, it is considered as a safer option.

Q. What are the early symptoms of local anesthesia toxicity?

Our nervous system is more sensitive to the effects of local anesthetics than any other system of the human body. In case of local anesthesia toxicity one may experience tinnitus (ringing sound in the ears), blurred vision, dizziness, tongue paresthesia (tingling or pricking sensation) and circumoral numbness (numbness around the eyes). Consult your doctor if the symptoms bothers you.

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  1. Catterall WA, Mackie K. Local Anesthetics. 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. p. 573.
  2. Medscape. Bupivacaine. [Accessed 05 Apr. 2019] (online) Available from:External Link
  3. Bupivacaine. [Accessed 06 Feb. 2019] (online) Available from:External Link
  4. Bupivacaine. Lake Forest, Illinois: Hospira, Inc; 2011. [Accessed 05 Apr. 2019] (online) Available from:External Link
  5. Central Drugs Standard Control Organisation (CDSCO). [Accessed 05 Apr. 2019] (online) Available from:External Link

Marketer details

Name: AstraZeneca
Address: Corporate & Registered Office, Block N1, 12th Floor, Manyata Embassy Business Park, Rachenahalli, Outer Ring Road, 560045, Bangalore

We do not facilitate sale of this product at present


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