Are trigger point injections the same as nerve blocks?
Emma Payne
Updated on February 20, 2026
Trigger point injections are not truly nerve blocks; rather they are muscle blocks. Muscles that are chronically tense or in spasm become tender and painful.
What is the difference between a nerve block and a trigger point injection?
The occipital nerve block is used in the diagnosis and treatment of occipital neuralgia (nerve pain) or tension headaches. Trigger point injections are performed to relieve tenderness or as treatment for pain.Is a nerve block the same as steroid injection?
Steroid injections, or large point injections, are different from nerve blocks only in that they provide a steroid medication in the injection versus an intense numbing agent. The goal of a steroid injection is to provide the joint and body with help to reduce inflammation in order to reduce pain.What are nerve block injections called?
Perhaps the best-known nerve block is an epidural. Many pregnant women ask for an epidural during childbirth to ease the pain of labor and delivery. In an epidural, doctors inject an anesthetic drug into the space just outside the spinal column.Can trigger point injections hit a nerve?
Very rarely, if the injection is done in the chest wall or low in the neck, the needle may puncture the lung. This would cause chest pain and difficulty breathing. The needle may hit a nerve that could cause pain. Talk with your doctor to weigh the risks and benefits of having the injection.Trigger Point Injections for Migraine - Spotlight on Migraine S3:Ep17
What medicine is used in a trigger point injection?
Medications vary based on the patient's needs. Oftentimes, trigger point injections contain lidocaine (Xylocaine) or Bupivacaine (Marcaine). Trigger point injections can also contain corticosteroid that may or may not be mixed with anesthetics.What can go wrong with trigger point injections?
The risk of complication from a trigger point injection is very low. Complications such as bleeding and infection at the injection site are uncommon. However, you may have temporary soreness or numbness at the injection site.How painful is a nerve block injection?
You will probably feel a "pinch" when the doctor inserts the needle. However, as soon as the injection delivers the medication, you should feel less discomfort. Sometimes the doctor must insert the needle deep to reach the nerve causing your problem.What are the 4 types of nerve blocks?
These four nerve block categories include: therapeutic, diagnostic, prognostic, and pre-emptive. Therapeutic nerve blocks are used to treat chronic pain and various pain conditions. These nerve blocks typically contain local anesthetic which can be used to treat acute pain.How often can you have a nerve block injection?
Essentially it's based on your medical history and your physician's preferences. Usually you can repeat this procedure from three to six times in a 12-month period. If you have any other medical conditions, such as diabetes, your doctor will need to make injections less frequent.What is a permanent nerve block called?
Surgical nerve blocks are permanent. They work by damaging or destroying specific nerve cells. Doctors may use them to treat chronic debilitating pain syndromes.How long do nerve blocks last?
For example, nerve blocks for hand surgery usually last for 6-8 hours, but a nerve block for pain after total knee replacement can last for 12-24 hours. Medication continuously delivered through a tiny plastic tube (nerve catheter) placed next to the nerve can last for 2-3 days.What are the risks of a nerve block?
Side Effects and Risks of Nerve Blocks
- Elevated blood sugars.
- Rash.
- Itching.
- Weight gain.
- Extra energy.
- Soreness at the site of injection.
- Bleeding.
- Death (in rare cases)
How long do trigger point injections last for?
Post trigger point injectionPain relief can last about one month. Recurring injections may be needed to achieve long-term pain relief. If the injections consist of anesthetic only, patients can receive injections more frequently than if they also contain steroid medication.