• Archives
  • Products
  • Operative Dentistry
  • Dental Team Communication
  • Practice Management
  • News
  • Research
  • Dental Debates

DentalBuzz: a jolt of current

trends, innovations, and quirks of dentistry

  • Home – Latest Buzz
  • Bloglist
  • Indie Dental Showcase
  • Free Dental Timer
  • Practice printables
  • Podcasts

Archives for May 2025

Off-Label and Totally Legal: What the FDA Won’t Say About Fluoride Varnish & SDF

May 29, 2025 By Trish Walraven Leave a Comment

Fluoride Varnish and Silver Diamine Fluoride (SDF)

 

 

Let’s play a little game. Imagine your fluoride varnish brush could talk. You pick it up, ready to slather it across the facial and lingual surfaces of your patient’s teeth, and it whispers:

Psst… I’m only here for sensitivity.”

Excuse me? We both know that’s not the real reason you’re using it. You’re using it to prevent cavities. So why the double life?

Not-So-Secret Agents: Fluoride Varnish & SDF

If you work in dentistry, you know there are two magical fluids we love using to fight decay without breaking out the drill: fluoride varnish and silver diamine fluoride (SDF).

But here’s the kicker: neither is FDA-approved for the thing we all use them for – you know, the actual preventing or arresting of cavities. They’ve got their little badges that say, “I’m here to reduce sensitivity,” and that’s it. It’s like hiring a security guard to scare off pigeons and they stop a bank robbery instead. Not exactly their “official” job, but they’re killing it nonetheless.

So… are we doing dentistry wrong?

Not at all. This is what the grown-up version of medicine looks like: off-label use. That means we, as clinicians, are allowed to use products in ways that aren’t specifically written on the packaging, as long as there’s good science behind it and we’re not just winging it with snake oil and hope.

Fluoride varnish has been used off-label for decades to prevent caries. Every major dental organization (ADA, AAPD, CDC) backs it. It’s reimbursed by Medicaid for that purpose in many states. Even pediatricians – outside of a dental setting – are authorized to apply fluoride to children’s teeth under certain medical guidelines. But the label? Still just for hypersensitivity.

Silver diamine fluoride (SDF) – same deal. It got FDA clearance in 2014 for sensitivity. But its real superpower is stopping decay in its tracks. You paint it on a mushy lesion and – bam! – it freezes like Elsa just sang at it. Black, hard, ugly-but-healthy decay. Not glamorous, but incredibly effective, especially for kiddos, elders, and patients who can’t tolerate traditional treatment.

Why not just change the label?

Here’s the not-so-fun part: getting a new FDA indication is expensive. Like, “we could build a small dental school for this money” expensive. Most of the companies that make fluoride varnish and SDF are not Big Pharma. They’re more like Little-To-Medium-Sized Dental Supply. If their product is already being widely used and endorsed for the off-label thing? Why spend millions for a gold sticker that says “Approved”?

Also, if it ain’t broke (and no one’s getting sued), they’re not fixing it.

The ethics and the eyebrow raises

Now, I’m not saying you shouldn’t know what’s on-label and what’s not. It matters. Patients deserve transparency, and we owe it to them to explain why their kid’s teeth are turning black (SDF, looking at you) or why we’re applying fluoride varnish after a cleaning even though they don’t have “sensitive teeth.”

The next time you brush on that fluoride varnish or dab a bit of SDF, give a little nod to its secret identity. Off-label? Definitely. Totally legal? You bet. Cavity-fighting? That’s the plot twist they didn’t print on the package.

TL;DR for your patients (and curious colleagues)

  • Fluoride varnish: FDA says it’s for sensitivity. We use it for cavities.
  • SDF: FDA says it’s for sensitivity. We use it to stop decay cold.
  • Both are off-label for caries, but not off-limits.
  • Science is on our side.
  • No one’s getting arrested. (Except maybe the cavities.)

What’s your take? Are we stretching the label, or just catching up to the science? Will this be one more talking point for those on the anti-fluoride side? Share your thoughts in the comments. 

References

  1. FDA 510(k) Summary for Advantage Arrest (SDF): FDA Clearance Database
  2. ADA Clinical Practice Guidelines for SDF: ADA.org
  3. ADA Topical Fluoride Guidelines: ADA.org
  4. CDC’s Take on Fluoride Varnish: CDC.gov
  5. AAPD Policy on Fluoride Therapy: AAPD.org

Filed Under: Dental Debates, Featured, Operative Dentistry, Preventive Care, Products Tagged With: American Dental Association, cavity prevention, dental controversy, dental hygiene, evidence-based dentistry, FDA approval, fluoride debate, fluoride safety, fluoride varnish, off-label use, preventive dentistry, SDF, silver diamine fluoride

Dentists Rejoice over the Leica Camera Tariffs

May 5, 2025 By DentalBuzz Staff 1 Comment

Distracted Dentist using patient’s nose as a fulcrum to capture foot shot

There’s a strange, bougie scent in the air. It smells like high-end modular furniture, fine leather, and the vague aroma of eugenol. That’s right – it’s the company’s 100th anniversary, here in Leica Land, where a digital rangefinder costs more than an operatory chair, and yet somehow, can’t even help identify dental decay.

Strap on the laughing gas, because we’re about to dig into an elite camera company’s favorite stereotype:

“Only rich dentists shoot with Leicas.”

But here’s the paradox no one talks about: the Leica M11 is completely useless inside an actual mouth. Let that sink in. A $9,000+ camera that can capture the soul of a Parisian alley at dusk… but couldn’t diagnose a fractured molar if its red dot depended on it.

The Red Dot of Irony 🔴
Ah, Leica. The brand that makes grown humans weep with joy over manual focus rings and brass top plates. The M11 is their crown jewel:

  • 60MP BSI CMOS Sensor
  • ISO range wide enough to photograph your regrets
  • And a shutter sound that’s smoother than a freshly polished zirconia crown

But let’s get one thing straight: the Leica M11 is not an intraoral camera. It’s a pricey piece of dental cosplay gear – perfect for the dentist who wants to look like they know photography while they’re in between hygiene checks, but who’s still using a cheapie USB scope to document someone’s smile transformation.

Let’s compare:

FeatureLeica M11Actual Intraoral Camera
AutofocusManual only. Good luck.Yes, like a normal person.
Ergonomics for tight spacesBrick with a strapDesigned for mouths
LightingBring your own flash, dentist broBuilt-in LED lighting
Usable in dentistryLOLYes

“But It’s for the Experience!” – Every Leica Owner, Defensively
Leica owners swear it’s not about specs – it’s about soulful craftsmanship. Right. And dentists don’t care about teeth and their patients’ health – they just crave the existential thrill of the thought that any moment, those sharp canines and incisors will snap shut on their fingers. But go off, Dr. Moneybags. Slap a Summilux 50mm on that beast and try to explain to your patient why you need 60 megapixels of their uvula.

There’s a strange prestige economy among certain dentists that are part of the “egosystem” – if you can’t flex on your peers at a CE conference, what’s even the point of doing restorative dentistry? And nothing says, “I’ve moved past Nikon peasantry,” like wearing a Leica around your neck that hasn’t taken a single clinical shot.

Memo to Leica: Deny the Dentist – We Dare You
You know what’s worse than being the punchline? Desperately trying to look above it while still cashing in. Leica, we see you. Sitting pretty on your walnut display boxes, polishing brass knobs while pretending you’re too dignified to acknowledge that your M11 is the camera of choice for the Clinically Bored™.

You’ve never corrected the meme. Never addressed the elephant in the operatory. You’ve said nothing – because deep down, you like that people believe your rangefinders are purchased in bulk by dental practitioners who needed a tax write-off after buying a Cybertruck.

Let’s call it what it is: Leica doesn’t mind being the Rolex of cameras, even if it means being synonymous with nitrous oxide and Fridays off. They’ve embraced the aesthetic of minimalist elegance, hand-crafted precision… and thinly veiled financial overcompensation. And the US tariffs this year are not an obstacle – they simply add one more level of exclusivity. Happy 100th to you, too, old sport.

You could have released an affordable, beginner-friendly model for struggling photojournalists. You could have doubled down on legacy users, street photographers, and war correspondents.

But no – you released the Leica M11-P (Practitioner) with a sapphire screen and 256 GB internal memory, like a camera version of a platinum dental grill. And let’s not even talk about the black paint edition. You don’t fight the dentist stereotype, Leica, because you’re secretly flattered by it. And that’s the saddest part of all.

Final Thoughts: Come for the Myth, Stay for the Copium
So here’s to the Leica M11: a camera of unmatched engineering, wielded by a person who just permanently seated your new dental crown and now wants to show you a “soft” (slightly blurry) slideshow from their vacation in Milan – shot wide open at f/1.4, obviously. Let the myth live on, because Leica certainly isn’t killing it. In fact, they’re minting it. Every time a new model drops, another dentist gets their wings (and a new leather strap).

No shame in owning an M11 – unless you’re actively trying not to look like a dentist with a midlife crisis in JPEG format, because apparently RAW only exists when necrotizing gingivitis is present. Either way, congrats on reaching the final form of dentistcore.

Filed Under: Humor, Products, Technology Tagged With: dental parody, dental photography, Leica anniversary, Leica fanboy roast, Leica for dentists, Leica M11 flex culture, Leica M11 review, Leica overpriced, Leica satire, Leica US tariffs, luxury camera roast, rich dentist camera meme

About

DentalBuzz explores rising trends in dentistry with its own slant. The speed at which new products and ideas enter the dental field can often outpace our ability to understand just exactly the direction in which we are heading. But somehow, by being a little less serious about dentistry and dental care, we might get closer to making sense of it all.

So yeah, a tongue-in-cheek pun would fit really nicely here, but that would be in bad taste. Never mind, it just happened anyways. Stop reading sidebars already and click on some content instead.

Recent Posts

  • Dry Humor, Wet Biofilm: A DentalBuzz Look at Periodontal Desiccation Therapy
  • Are affordable online nightguards any good?
  • CareCredit: The Easy Way Billionaire Banks Fill Cavities in Their Profits
  • Off-Label and Totally Legal: What the FDA Won’t Say About Fluoride Varnish & SDF
  • Dentists Rejoice over the Leica Camera Tariffs
  • It’s not OK for your dental practice to use free cloud-based communication
  • Patients ask, “Is it safe to go back to the dentist?”
  • Free “return to work guide” from the American Dental Association
  • Why COVID-19 increases your need for contactless payments
  • A virtual care package from worried dental hygienists
  • Lead Aprons feel so good! Here’s why.
  • What is this $&!% on my toothbrush?

Article Archives

Contact Us

Guest columnists are welcome to submit edgy stories that cover new ground (no regurgitations, please!) , or if there's a topic that you'd like to see explored please punch in your best stuff here and see if it ends up sticking to the website.

Follow DentalBuzz on Social Media

  • Facebook
  • Instagram

DentalBuzz Copyright ©2008-2026 • bluenotesoftware.com • All Rights Reserved