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The Truth About Injectables

Dr. Khalid Al-Sharief, MD, CCFP, Medical Director

Most articles about injectables explain what they are. This one is about the part that actually separates one injector from another: the treatments we decline.

Cosmetic injectables have been marketed into the ordinary — lunchtime appointments, menu pricing, a treatment you book the way you book a haircut. The medicine has not changed to match the marketing. These are prescription products delivered through a needle into a face whose arteries, nerves and tissue planes vary from person to person.

But the risk is not really where most articles put it. Any competent injector can list the complications. What distinguishes clinical judgement is narrower and less advertised: knowing which requests to turn down, and being willing to say so out loud. At this clinic there are four treatments we are trained to perform and do not offer, and one circumstance in which we decline to treat at all. That list is the honest measure of how we practise — more than any before-and-after photograph.

Two Products, Two Different Jobs

Clinical preparation of a Letybo neuromodulator vial and precision needles on a gold tray by a medical practitioner at Sharief Aesthetics in Halifax.

The distinction matters because the two are not interchangeable, and a treatment plan built on the wrong one will disappoint no matter how well it is injected.

Neuromodulators — botulinum toxin type A, sold as Botox®, Dysport®, Xeomin® and Letybo® — relax muscle. They temporarily interrupt the signal telling a muscle to contract, which softens the lines that movement creates. They add nothing. They only reduce movement. On the differences between the products themselves, and the one that changed how I dose, see Letybo: A Neurotoxin Option in Canada.

Dermal fillers are hyaluronic acid gel. They restore volume where tissue has descended or thinned. They do not relax anything. And because they are hyaluronic acid, they are reversible — an enzyme called hyaluronidase dissolves them.

Relaxing a muscle and replacing volume are different problems. Most disappointing results trace back to that confusion rather than to poor technique.

The Treatments We Decline

Each of these is standard in aesthetic training. Each is offered widely in this market. We are trained in all of them and we do not offer them, for reasons we have written out in full rather than simply saying no at the desk.

DAO correction, for a downturned mouth. The muscles at the corner of the mouth interweave at a single point, so correctly placed toxin can still reach the muscle controlling the lower lip. The result is a smile that moves unevenly during speech — a complication I believe is under-counted, because the tracking catches the version visible at rest and misses the version that only appears mid-sentence. The full reasoning is in The Truth About an Uneven Smile After Botox-Type Injections.

The lip flip. It works by weakening the muscle that seals your lips — the one you use to drink through a straw, purse, whistle and form certain consonants. It adds no volume. For a subtle cosmetic shift it trades away function for four to six weeks, and it cannot be reversed early. The Truth About Lip Flip sets out the trade in detail.

The Nefertiti neck lift, when it is sold as a jowl correction. Toxin relaxes muscle. A jowl is usually a descended fat pad and a loosened retaining ligament, and toxin reaches neither. For genuine platysmal banding the technique is sound. For the patient who came in about her jowl, it was never going to work, however well it was injected — the anatomy is laid out in The Truth About the Nefertiti Neck Lift.

Any request the anatomy will not support. Lips have a structural capacity. Forcing more product into a compartment than it can hold is the most common cause of migration and of the shelf above the lip border that everyone recognises and nobody asks for. See Filler Migration and The True Cost of Cheap Lip Fillers.

And one circumstance rather than a treatment: we do not treat a face whose weight is still moving. If you are actively losing weight, the correction that looks right in month three reads as insufficient by month nine, and product accumulates on a face that has not finished changing. The answer is not yet, and the reasoning is in The Truth About Losing the Cake.

Nothing Is Finished for Thirty Days

Filler is not a sculpture set on the day it is placed. Hyaluronic acid binds water, and over roughly fourteen to thirty days the gel draws hydration, integrates with the surrounding tissue and settles into its final position. Swelling and minor bruising in the first days are biology doing what it does, not evidence of a problem.

This matters practically. Judging a result at day three, or adding more product to correct something at week one, is how faces end up over-treated. The assessment that counts happens at four weeks.

The Question That Tells You the Most

A vial of hyaluronidase enzyme and a syringe on a gold tray, highlighting the strict medical safety protocols for dissolving dermal fillers at Sharief Aesthetics.

If you take one thing from this article into a consultation elsewhere, take this: ask what happens if filler is accidentally injected into an artery, and whether hyaluronidase is in the building.

Vascular occlusion blocks blood supply to the tissue downstream. Untreated it can cause tissue death and, in rare cases, permanent visual loss. The response is immediate injection of hyaluronidase — measured in minutes, not in the time it takes to source a vial. Having it on hand is not a nicety. It is a requirement of offering the treatment at all.

A practitioner who answers that question clearly and without defensiveness has thought about the worst day of their working life before it arrives. One who deflects it has not, and that tells you more than any portfolio.

Where This Leaves You

Injectables are precise, powerful and genuinely useful when matched to the right problem in the right patient. Most poor outcomes are not the product failing. They are the wrong product, the wrong volume, or a treatment that was never anatomically capable of fixing what the patient came in for.

Which is why the refusals matter more than the menu. A clinic willing to publish what it declines, and why, is telling you how it will behave in the room when your own anatomy does not support what you walked in asking for.

At Sharief Aesthetics, we’d rather tell you why we’ve made a call than simply say no and leave it there.