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What is Botox Injection?

Botulinum toxin injection lessens wrinkles and fine lines by relaxing muscles. It also addresses medical conditions such as pain and sweating. This article explains what Botox injection is, among other aspects.

Minimally invasive procedures like botulinum toxin injection are the best choice when dealing with deep facial creases when cosmetic products are ineffective. Facial crease develops on the skin’s contraction point, like wherea client makes facial expressions. As one ages, the skin gradually losses its structure, making the creases more pronounced. The creases can be visible even when you are not making any facial expressions.Clients eligible for a Botox injection should be at least 18 years old, not be pregnant or lactating, havegood health, and have realistic expectations with Botox. This article will explain Botox injection.

Botox Injection

Botulinum toxin injection, commonly known as Botox by clients,is a wrinkle muscle relaxer. Botulinum toxin injection stops muscle movements that cause creases like wrinkles, fine lines, frown lines, or crow’s feet. Patients can get Botox injections for cosmetic or medical use.

Area of Botox Injection

The Fore Head

The forehead develops fine horizontal lines known as surprise lines that become more superficial as you age. Surprise lines can give the skin and face an old appearance. Surprise lines can also be due to genetics, sunburn, or smoking.

Around the Eye

The skin around the eye develops crow’s feet due to smiling. Skin ageing makes the crow’s feet visible even when a Patient is not smiling. The tear through the skin also appears hollow due to age; it can also result from lack of sleep or a genetic condition. Botulinum toxin injection can smooth fine lines, but the cosmetic doctor should be very cautious; too much botulinum toxin can cause the eyelid to drop.


The eyebrows should remain in a higher position like when the Patient was young, but due to ageing, the eyebrows drop. A botulinum toxin technique known as a chemical brow lift helps lift the eyebrows in the desired shape and position.

Top of the Nose

The top of the nose develops creases known as bunny lines when a Patient crunches the nose. An anti-wrinkle injection is injected into either side of the nose to diminish bunny lines.

Lower Face

The botulinum toxin is injected into the lower face areas like the lips, chin, and jawline. The lips develop fine lines known as lipstick lines. A Patient uses lip muscles to smile. Botulinum toxin injections help turn the lip corners to improve the smile. Chin’s muscles get overactive as you age, creating a dimpled, creased appearance.

Uses of Botox Injection

Botox injection helps reduce skin ageing signs like wrinkles, fine lines, frown lines, and surprise lines. According to Fernández et al.(2019), Botox injection as a medical injection can help withconditions like bruxism, overactive bladder, chronic migraines, eyelid twitching, cervical dystonia, and excessive sweating. Matak et al.(2019)explained that botulinum toxin injection could treat pain. Botulinum toxin blocks nerve signals that control muscle activity leading to relaxation and pain relief.

Procedure for Botox Injection

Small (2014) explained that the cosmetic doctor would mark injection areas to help determine the anticipated results. Botox injection results differ depending on the type and the cosmetic doctor. The cosmetic doctor will sterilise the marked area and inject the botulinum toxin. The procedure is not painful, but the client may initially feel discomfort. Anaesthetics are used forpatients who are uncomfortable with injections. The results for Botox injection are not immediate, but the Patients will notice minor changes after a few days and full results at least after a month.

Side Effects and Complications of Botox Injections

Bruising and flu-like symptoms are the common side effects of Botox injections, and they subside after a few days. It is uncommon for side effects to last more than two weeks; Patients with prolonged side effects should see their cosmetic doctor. According to Borba et al. (2022), complications with botulinum toxin are rare but can occur when the botulinum toxin spreads beyond the injected area; in such instances, the Patient develops botulism-like symptoms such as slurred speech and difficulty breathing. The Patients can also have a frozen face. Complications occur when unqualified personnel do the botulinum toxin procedure. Exerting pressure on the treated area can cause the toxin to spread beyond the treated area.

The Cost of Botox Injection

The average cost of botulinum toxin is £500, depending on the type. The cosmetic doctor’s experience, the area treated, and the number of injections determine the cost of botulinum toxin injection. Highly experienced cosmetic doctorswill sell their services more highly than less experienced ones. Some clinics sell Botox injections according to the area treated or as units.

Frequently Asked Questions about Botox

How Long Does Botox Last?

Botulinum toxin can last for three to six months, depending on the type, quality, body metabolism, area treated, and volume injected.

What Should You Do After aBotox Injection?

  • Avoid touching, rubbing, or massaging the treated area for at least a week.
  • Keep your head upright for at least four hours.
  • For an hour after injection, frown your face vigorously; after that, do not make any extreme facial expressions for at least 12 hours.
  • Do not lie on the treated area for at least a week.

How Does Botox Injection Work?

The botulinum toxin works by relaxing muscle movements that lead to the formation of creases. Botulinum toxin stops signals from the nerves to the treated muscle.

Is Botox Injection Painful?

The botulinum toxin injection is not painful, even though a Patient will initially experience some discomfort.


Botox injection relaxes muscles that cause creases on skin areas like the forehead, eyebrows, lips, and chin. Botulinum toxin is used in medicine to treat conditions like pain, bruxism, overactive bladder, chronic migraines, eyelid twitching, cervical dystonia, and excessive sweating. The botulinum toxin injection procedure is not painful, but a client can initially feel discomfort. Patients will notice minor results after a few days and full results after at least a month. The botulinum toxin injection cost will depend on the cosmetic doctor’s experience, the area treated, and the number of injections. Botulinum toxin injection is safe with minor side effects and rare complications. Only qualified cosmetic doctors or aesthetic practitioners should do botulinum toxin injections.


Borba, A., Matayoshi, S., & Rodrigues, M. (2022). Avoiding Complications on the Upper Face Treatment With Botulinum Toxin: A Practical Guide. Aesthetic plastic surgery46(1), 385–394.

Fernández-Núñez, T., Amghar-Maach, S., & Gay-Escoda, C. (2019). Efficacy of botulinum toxin in the treatment of bruxism: Systematic review. Medicina oral, patologia oral y cirugia bucal24(4), e416–e424.

Matak, I., Bölcskei, K., Bach-Rojecky, L., & Helyes, Z. (2019). Mechanisms of Botulinum Toxin Type A Action on Pain. Toxins11(8), 459.

Small, R. (2014). Botulinum toxin injection for facial wrinkles. American family physician90(3), 168-175.

Marie Salbuvik