Why Is a Muscle-Relaxant Injection Used for Anal Fissures?

Quick answer: Anal fissures are defined as small, non-superficial tears in the skin of the anal area, usually characterized by sharp p This condition occurs primarily as a result of excessive muscle tension during bowel movements and can become chronic if left untreated. Traditional treatment methods include dietary changes, topical creams, and p In recent years, muscle-relaxant

Medically reviewed by Op. Dr. Yasir Gözü · General Surgery and Proctology · Last updated: July 20, 2026

Anal fissures are defined as small, non-superficial tears in the skin of the anal area, usually characterized by sharp p This condition occurs primarily as a result of excessive muscle tension during bowel movements and can become chronic if left untreated. Traditional treatment methods include dietary changes, topical creams, and p In recent years, muscle-relaxant toxin (muscle-relaxant injection) injections have emerged as a popular alternative for treating anal fissures.

The injection contains an active substance that works by temporarily blocking nerve signals to the muscles, derived froma muscle-relaxing agent. This agent temporarily reduces muscle contractions. In the treatment of anal fissures, the injection is used to temporarily relax the muscles in the anal area, thereby reducing p This method offers a promising alternative, particularly for patients who do not respond to other treatment options.

Why Is the Injection Treatment Preferred for Treating Anal Fissures?

The injection application in analfissure treatment is primarily used to control muscle spasms and reduce chronic pressure in the anal canal. The injections temporarily relax the anal sphincter muscles, decreasing pressure on the tissues and accelerating the healing process of the fissure. This treatment is especially employed in chronic anal fissures—those lasting longer than six weeks and unresponsive to conservative methods.

Can Cracks Recur After the Injection Treatment?

The injection treatment is an effective method for promoting the healing of anal fissures; however, it does not guarantee a permanent solution. The risk of fissure recurrence depends on lifestyle changes and bowel habits. While the injection provides temporary relief, fissures may reoccur if underlying causes, such as chronic constipation, are not addressed.

Are There Any Side Effects or Risks?

The side effects of the injections are generally mild and temporary. The most common side effects include p Rarely, more serious complications such as temporary weakness or incontinence in the treated area can occur. However, these risks are minimized when the procedure is performed by an experienced healthcare professional.

Why Is the Injection Treatment Preferred in the Treatment of Anal Fissures?

The injection treatment is particularly preferred in cases where other treatment methods have f This method offers a minimally invasive approach and generally provides quick relief. Patients typically return to normal activities shortly after the injection treatment, leading to a significant improvement in quality of life.

When Should the Injection Treatment Be Used in the Treatment of Anal Fissures?

The injection treatment is usually recommended for chronic anal fissures that do not respond to conservative methods. It is ideal for patients experiencing persistent spasms or p The injection can be considered a surgical alternative, especially for patients who are unsuitable for surgery or at high risk of complications following surgery.

Frequently Asked Questions

Why is the injection treatment used to treat anal fissures?

The injection treatment is used primarily to control muscle spasms and reduce chronic pressure in the anal canal. The injections temporarily relax the anal sphincter muscles, decreasing pressure on the tissues and accelerating the healing process of the fissure.

What exactly is in the injection?

The injection contains an active substance that works by temporarily blocking nerve signals to the muscles, derived froma muscle-relaxing agent. This toxin temporarily paralyzes muscles to prevent contractions, which in anal fissure treatment relaxes the muscles in the anal area.

When is the injection treatment recommended for anal fissures?

The injection treatment is usually recommended for chronic anal fissures, those lasting longer than six weeks and unresponsive to conservative methods. It can also be considered a surgical alternative for patients who are unsuitable for surgery or at high risk of complications after surgery.

Can a fissure come back after the injection treatment?

Yes, the injection treatment does not guarantee a permanent solution, and the risk of recurrence depends on lifestyle changes and bowel habits. While it provides temporary relief, fissures may reoccur if underlying causes such as chronic constipation are not addressed.

Are there side effects or risks with the injection treatment for anal fissures?

Side effects are generally mild and temporary, though rarely more serious complications such as temporary weakness or incontinence in the treated area can occur. These risks are minimized when the procedure is performed by an experienced healthcare professional.

How quickly can I return to normal life after the injection treatment?

The injection treatment offers a minimally invasive approach that generally provides quick relief. Patients typically return to normal activities shortly after treatment, leading to a significant improvement in quality of life.

Sources

• NHS - Anal fissure
• American Society of Colon and Rectal Surgeons (ASCRS) - fascrs.org

This article is for informational purposes only and does not replace a professional medical consultation. For diagnosis and personalized treatment, please book an appointment.