Silver Diamine Fluoride in Milpitas
Stop a cavity in about a minute — no drill, no needle, no numbing. Silver diamine fluoride (SDF) is a gentle, painless way to arrest tooth decay for children, anxious patients, and adults alike at Signature Smiles Dental Group in Milpitas.
- Painless — no drilling or shots
- Safe for kids and adults
- Applied in about one minute
- Far less costly than a filling
A painless liquid that halts tooth decay
Silver diamine fluoride is a clear, FDA-cleared liquid that a dentist brushes directly onto a cavity. In seconds it goes to work: the silver kills the bacteria driving the decay, while the fluoride hardens and remineralizes the softened tooth so the cavity stops growing. A touch of ammonia keeps the solution stable and effective.
Because nothing is drilled or removed, SDF is one of the least invasive ways to manage a cavity. It is not a filling — it does not rebuild the shape of a tooth — but it reliably arrests active decay, which makes it an ideal first step for young children, nervous patients, and anyone who wants to avoid the drill when it is clinically appropriate. Our Milpitas team will always tell you honestly whether SDF is the right fit or whether a restorative option would serve you better.
- Antibacterial + remineralizing: silver stops the bacteria, fluoride strengthens the enamel.
- Evidence-based: recognized by the ADA and American Academy of Pediatric Dentistry for arresting cavities.
- Decades of use: used worldwide for years and FDA-cleared in the U.S. since 2014.
SDF for every age — not just kids
Many offices reserve silver diamine fluoride for baby teeth. As a full family practice in Milpitas, we use it thoughtfully across the whole family, wherever it makes clinical sense.
Young children
A gentle way to stop cavities in baby teeth until they are ready for a filling — or until the tooth naturally falls out.
Anxious patients
No drill, no needle, and no numbing means dental anxiety and fear of the chair no longer stand between you and treatment.
Special needs
For patients who find sitting still for long procedures difficult, a one-minute application can control decay without sedation.
Seniors & root decay
Older adults with root-surface cavities or difficulty tolerating longer visits often do very well with SDF as part of their care.
Tight budgets
When cost is a concern, SDF is a fraction of the price of a filling or crown and helps you buy time to plan more care.
Stabilizing many cavities
When several teeth need attention, SDF can pause the decay so we can sequence restorative treatment comfortably over time.
Silver diamine fluoride is one option among many. Depending on the tooth, we may recommend tooth-colored fillings, a dental crown, or broader cavity treatment to fully restore a tooth’s shape and function.
What to love — and what to know
We believe in straight answers. Here is the full picture so you can decide with confidence.
The benefits
- Completely painless — no drilling, injections, or anesthesia.
- Fast: most applications take about a minute per tooth.
- Stops active decay and helps prevent new cavities nearby.
- Much less expensive than a filling or crown.
- Excellent for kids, anxious patients, and those who cannot sit for long procedures.
- Can also ease tooth sensitivity.
What to know
- The treated, decayed area turns a permanent dark brown or black — healthy enamel stays its natural color.
- Because of the staining, it is used most often on back teeth or baby teeth, less on front adult teeth.
- It arrests decay but does not rebuild a tooth’s shape — a filling or crown may still be needed later.
- Best results come from re-applying about every six months.
- Not recommended with a silver allergy, mouth sores, or a painful tooth that may need a root canal.
- A brief metallic taste may occur and fades quickly.
Your SDF visit, step by step
Simple, quick, and comfortable at our Milpitas office — usually folded right into a regular checkup.
Exam & plan
We confirm the cavity is a good candidate and review your options during your dental exam.
Clean & isolate
The tooth is gently cleaned and kept dry with cotton so the liquid bonds well.
Brush it on
A tiny brush paints SDF onto the cavity for about a minute — no discomfort at all.
Follow up
We air-dry the area and schedule a check, re-applying about every six months as needed.
SDF, fillings & crowns — where each fits
SDF controls the disease; fillings and crowns rebuild the tooth. Often the best plan uses them together.
Not sure which is right? Compare your choices for cavity treatment and dental fillings, or explore preventive dental care to help avoid cavities in the first place.
Related services at our Milpitas practice
Silver diamine fluoride FAQs
Does silver diamine fluoride hurt?
Will SDF stain the tooth?
Is silver diamine fluoride safe for children and adults?
Does SDF replace a filling?
How long does silver diamine fluoride last?
How much does SDF cost in Milpitas?
How is SDF applied during my visit?
Can adults get SDF, or is it only for kids?
Stop a cavity the gentle way
Find out whether silver diamine fluoride is right for you or your child. Book with our award-winning Milpitas team — Dr. Gaganjot Khera, DDS, named America’s Best Dentist 2024, 2025 and 2026.
This page is for general education and is not medical advice. Whether silver diamine fluoride is appropriate depends on a dentist’s evaluation of your specific teeth. See our healthcare disclaimer.