BTX (botulinum toxin) in Singapore is used in two categories: relaxing the muscles behind dynamic wrinkles such as frown lines, forehead lines and crow's feet, and reducing muscle volume for contouring, such as the jaw. It acts on movement, so lines already visible at rest may need skin remodelling or filler instead, decided at assessment.
Also called: botulinum toxin injections, anti-wrinkle injections, 肉毒素, ボトックス
- Botulinum toxin (BTX) relaxes targeted muscles, used for dynamic lines such as frown lines, forehead lines and crow's feet, and for contouring.
- It acts on movement; lines already visible at rest may need skin remodelling or filler instead.
- Suitability depends on muscle strength, brow position, expression pattern, medicines and goals.
- Units are specific to each formulation and cannot be converted between brands.
- Dr Sin Yong, an aesthetic physician, assesses and injects each treatment personally.
- Botulinum Toxin in Singapore — Two Categories of Treatment
- Botulinum Toxin Treatment — Two Categories
- Who it suits, who should wait, who is referred on
- What happens, step by step
- Risks, side effects and when to call
- Aftercare
- Before you book
- What determines the fee
- Myths we hear in clinic
- Frequently Asked Questions
- Botulinum Toxin in Singapore — Full Treatment Areas
- Botulinum Toxin vs Fillers — Understanding the Difference
- Botulinum Toxin Consultation — Dr Sin Yong
Botulinum Toxin in Singapore — Two Categories of Treatment
BTX treatment in Singapore addresses two distinct clinical categories. The first is wrinkle prevention and reduction — relaxing facial muscles responsible for dynamic lines and treating the DAO (depressor anguli oris) and platysmal bands of the neck. The second is face and body contouring — using BTX to slim and reshape through targeted muscle volume reduction.
Dr Sin Yong selects a formulation chosen for its predictable diffusion profile and rapid onset for most zones. For frown lines (glabellar 11 lines), the dose is set at consultation, calibrated to each patient's muscle mass and expression pattern. Alternative formulations are used in specific zones where a more localised action profile is preferred.
BTX can be used as a preventive tool as well as a corrective one. Starting BTX treatment at the point where dynamic lines first appear — typically the late 20s — may help limit their progression to static, deep folds. The aim is a natural look, preserving expression while softening unwanted muscle activity.

Botulinum toxin in Singapore is a prescription injection that reduces the nerve signal to a chosen muscle, so the line that muscle makes is softened. It is used for frown, forehead and crow's feet lines, bunny lines, neck bands, jaw slimming and underarm sweating. Dr Sin Yong examines each muscle in movement and sets the dose himself; a line already etched at rest needs a skin treatment instead.
See also: miraDry vs botulinum toxin for sweating.
How underarm injection reduces body odour as well as sweat is explained on its own page.
When prevention is considered early is covered under botulinum toxin in your 20s.
The visit itself, from mapping to the review, is walked through on what to expect at a botulinum toxin visit.
What the days after treatment look like, and the signs that are not normal, are described in full under anti-wrinkle injections downtime.
Whether your own lines qualify is set out on the botulinum toxin suitability page.
The trapezius version is explained on the shoulder slimming injections page.
The calf version, and the tiptoe test that decides whether it applies, is on the calf slimming injections page.
The intradermal version for oil, pores and fine lines is explained under micro-toxin skin injections.
This page is one of the injectables guides, which sort fillers, toxin, biostimulators and boosters by problem.
