First Hours · Two-Week Visit · Pacific Plaza

BTX Aftercare —
Hands Off While It Settles

Botulinum toxin (BTX) is placed in small amounts into chosen muscles, and the first hours after injection matter most. Aftercare means leaving the treated areas alone, staying upright and keeping heat and exertion away. Dr Sin Yong gives you written aftercare on the day; this page explains why.

Day One

1. The First Hours And The Rest Of The Day

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The small bumps at the injection points usually flatten within about an hour. How doses are planned is on the BTX treatment page.

Do

  • Stay upright for about four hours; sitting and walking are fine.
  • Gentle expressions are fine.
  • Hold a cool compress lightly on any pinpoint bruise.
  • Take paracetamol for a mild headache, if it suits you.

Avoid

  • Rubbing, pressing or massaging the treated areas.
  • Lying flat, or bending forward for long periods, for about four hours.
  • Strenuous exercise, saunas and alcohol for 24–48 hours, as in the clinic's general advice after injectable treatments.
  • After jaw slimming: lying face-down, or rubbing or massaging the jaw, for the rest of the day.

The Next Two Weeks

2. The Days Before Your Follow-Up

For a day or two, keep pressure and heat off the treated muscles: no facials or facial massage, no sauna or hot yoga, and no tight hat, headband or helmet over the area.

The effect builds over several days and is complete at about two weeks, when Dr SY sees you again. Until then:

  • Hold off judging the result; movement fades in stages (see BTX downtime).
  • Ask the clinic before any other treatment over the same muscles, and have no top-up elsewhere.
  • Note which areas were treated, and when.
  • After jaw slimming, the follow-up comes later, at about three months; see the jaw BTX page.

Skin And Sun

3. Skincare, Make-Up And Sun

Your usual skincare and sunscreen can continue, used gently and without rubbing over the injection points. Make-up can usually go on after a few hours, applied lightly. Stronger active products return once your skin feels comfortable.

On the day itself, keep out of strong sun and heat.

Everyday Life

4. Exercise And Flights

Exercise. A walk is fine on the day. Strenuous exercise waits 24–48 hours, because heat and increased blood flow make bruising and swelling more likely.

Flights. Flying the same or the next day is usually fine; cabin pressure has not been shown to shift the toxin.

Safety

5. When To Contact The Clinic

A mild headache or forehead heaviness in the first days usually passes. These signs need attention, most urgent first.

Emergency

Wheezing or any difficulty breathing, swallowing or speaking; swelling of the tongue or throat; generalised weakness; or double or blurred vision, with or without a drooping eyelid. These are rare and can appear hours to weeks later. Do not wait for a reply: call 995 in Singapore, or go to the nearest hospital emergency department wherever you are.

The same day

  • Anything getting worse, including redness, pain or warmth at an injection point; a blister or open area; or a fever. Message the clinic and say it is urgent; if the clinic is closed, see a doctor that day.

Message the clinic

  • In the hours after treatment: a bruise that keeps spreading, hives, or lip swelling without any difficulty breathing.
  • In the days after: a heavy or lower brow, a drooping eyelid on its own, a smile that pulls to one side, or a worsening headache. These are assessed, not waited out.

WhatsApp +65 8023 7170 (Monday to Saturday, 11:00–20:00) with your treatment date, the areas treated and photographs of your face at rest and moving. See also complication care.

WhatsApp the clinic: +65 8023 7170

FAQ

BTX Aftercare — Common Questions

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Soon after injection, pressing or rubbing the points, exertion and long spells bent forward can encourage the product to spread to neighbouring muscles. That is how a drooping eyelid can follow frown-line points, or a changed smile can follow crow's feet or bunny-line points. So keep your hands off the area and stay upright for about four hours; strenuous exercise waits 24–48 hours. After that you can lie down and sleep as usual.
Hold a cool compress lightly against it without pressing. Bruises are more likely around the eyes and in people taking blood thinners or fish oil, and they fade over several days. Keep heat and alcohol away on the day, as both encourage bruising. A bruise that keeps spreading should be reported to the clinic.
The flight itself is usually fine. What needs planning is the follow-up, at about two weeks, or about three months after jaw slimming. Tell the clinic before treatment if you will be away then, so the plan can be staged differently, deferred, or followed up by photograph, as Dr SY advises. The emergency signs above apply wherever you are.
A facial or facial massage waits a day or two, because pressure over the treated muscles is what you are avoiding. Ask the clinic before other treatment over the same muscles, and leave any top-up elsewhere until Dr SY has seen you at about two weeks. Product added before the first dose has fully taken effect can over-treat, and an excess cannot be undone; it has to wear off.

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