A Knoxville nurse injector on realistic results, the two-week wait, and why the dose is planned around your expressions rather than a number found online.
By Sarah Hitchcox, RN, BSN
The treatment room where the consultation happens. Image: Sarah Hitchcox Aesthetics.
Most of the women who sit in my chair did not decide on Botox because of a big event. They were doing their makeup or washing their face, caught the lines in the mirror, and thought, these are bothering me. I’m Sarah Hitchcox, a registered nurse and nurse injector in Knoxville, and I want to walk you through what Botox, Dysport and Jeuveau actually do, what they can’t do, and how I settle on a dose. Three names, one job
Botox, Dysport and Jeuveau are all neuromodulators. Each one temporarily blocks the nerve signal to a specific facial muscle, so that muscle can’t contract as hard. Dynamic wrinkles, the ones that show up when you raise your brows, squint or frown, soften because the muscle underneath is resting. The areas I treat most are forehead lines, crow’s feet and the “11s” between the brows.
The differences between the three are smaller than the marketing suggests. Dysport has smaller molecules and spreads a little more evenly, which makes it a good choice for a larger area like the forehead. Botox stays closer to where it is placed, so I often prefer it for a small, precise spot like the 11s. Jeuveau, which you may have heard called “Newtox”, was designed for cosmetic use and smooths moderate to severe frown lines. None of them is objectively better. I keep a plain comparison of Botox and Dysport (https://botoxknoxvilletn.com/botox-alternatives/) on the site for my tox and filler brand, if you want the differences side by side before you book anything.
What they can do
They soften the lines you already have and stop those lines from etching deeper into the skin. If you start before a line has set in, that is preventative treatment, and I believe in it. The visit itself takes about 10 to 15 minutes. Most people feel a mild pinch, I use tiny needles, and you can go straight back to carpool or work, though I ask you to stay upright for the next 4 hours and skip exercise for 12 to 16 hours.
They also do a few specific jobs well. Relaxing the muscles that pull the brow down lets the lifting muscles work unopposed, which can raise the tail of the brow by a few millimeters. Micro-doses along the upper lip border let the lip roll outward without adding any volume.
What they can’t do
This is the part of the consultation I spend the most time on. A neuromodulator can’t add volume, so it won’t fill a hollow cheek or a thin lip. That is what hyaluronic acid filler is for. It can’t change the texture of your skin; microneedling or laser does that. It can’t tighten loose skin. And it can’t erase a line that is already carved in when your face is at rest. It will soften that line and keep it from deepening, but it is not an eraser.
Most people notice the lines in the bathroom mirror, not at a big event. Image: Sarah Hitchcox Aesthetics.
It is not permanent either. Results typically last 3 to 4 months, and regular treatments can help them hold longer over time. I compare it to working out. One session does something, but the routine is what keeps it. Plenty of women come in hoping for facelift results from a handful of units, and part of my job is to bring that plan back down to earth before anyone picks up a syringe.
The two-week rule
You do not walk out changed. Dysport and Jeuveau often start to show within 2 to 3 days, and Botox usually takes a few days longer. But Tox takes about two weeks to fully kick in, so I never describe an instant change after a neurotoxin visit, and I would be careful of anyone who does. Judge it in the mirror at two weeks, not two days. If something needs a touch, that is when we can see it clearly, and a follow-up visit is a normal part of the plan.
One safety note I give everyone. Botox Cosmetic carries a boxed warning about toxin effects spreading beyond the treatment area. It is rare, but if you ever have difficulty breathing, swallowing or speaking after treatment, that needs immediate medical attention, not a message to me the next morning.
How I plan a dose around your expressions
You will find unit counts everywhere online. The Botox Cosmetic label pairs 20 units for the forehead with 20 units for the frown lines, and people arrive with that number memorized. It is background information, not a treatment plan for your face. Units are also specific to each product. Roughly 2.5 to 3 Dysport units do the work of one Botox unit, so you can’t compare the two by count.
What I do instead is assess your facial anatomy, listen to what bothers you, and plan around what you want to keep. The forehead is the clearest example. The frontalis is the muscle that raises your brows, and it also holds them up. Relax it too much and the brows feel heavy, so I relax it just enough to smooth the lines while keeping natural brow movement. Around the eyes, I want the outer muscles calmer without losing the warmth of your smile. Between the brows the muscles are strong, and relaxing them can give a subtle lift on its own. You should never look frozen. Rested is the goal.
I don’t ask whether a reunion or a birthday is behind the visit. If you want to tell me, I’ll listen, but the job is the same: solve the thing you came in about. Every injectable at my Knoxville practice (https://hitchcoxaesthetics.com/) is done by me, and the consultation is free, which is where this whole conversation actually happens. We look at your face together, I tell you what Tox will and won’t do for it, and you decide.
The honest version
Done well, this work complements your natural beauty. Friends will notice you look rested, and they won’t guess you have had anything done. If a provider promises more than that from a neuromodulator alone, ask what else is in the plan. Wanting to fix a line that bothers you isn’t vanity. It is wanting to look presentable, and that is a reason I am glad to work with.
Grateful. Thankful. Blessed.
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