Filler dissolving with hyaluronidase to correct lumps, migration and bluish tint
HA filler that has lumped, migrated, swollen into pockets, turned bluish under the eyes or been over-injected can be corrected with the enzyme hyaluronidase. An ultrasound scan first shows the position, amount and type of the existing product, and the doctor then dissolves only the problem areas.
Common filler problems and why they happen
With HA filler, most problems come not from the product itself but from choosing the wrong product for the area, injecting too superficially, injecting large amounts repeatedly or using unregistered products. The results include lumps you can feel or see, filler migrating from the nose into the brow area or from the lips above the lip border, slow puffy swelling under the eyes months after injection, blue-grey patches from the Tyndall effect, an over-filled face that looks unnatural after years of accumulation and, less commonly but importantly, delayed red inflamed nodules after a viral infection or dental procedure. If the product is HA, all of these can be dissolved. Permanent substances such as liquid silicone or PMMA need a different approach.
The clinic's approach to correction
Problems and solutions
| Problem | Common cause | Approach |
|---|---|---|
| Palpable lump / uneven surface | Injected too superficially, or a product too firm for the area | Dissolve only the lump with a small dose, keeping the good portion |
| Migrated filler | Large amounts, injection in a mobile layer, or pressing and massaging too soon | Dissolve the migrated portion and re-inject in the correct layer after 2–4 weeks |
| Puffy under-eyes / bluish tint | Placed superficially, a product with high water uptake, or skin that retains fluid | Dissolve all the under-eye filler, wait 4 weeks, then reassess whether to re-inject or use another method |
| Over-filled, unnatural face | Years of accumulation; under-eye and cheek filler breaks down more slowly than expected | Dissolve partially in 2–3 stages so the face can adjust, rather than all at once to avoid sudden hollowing |
| Red, inflamed nodules long after injection | An immune reaction to the product, or bacteria in a biofilm | Antibiotics, filler dissolving and anti-inflammatory medication as the doctor prescribes. A culture may be needed |
| Permanent / unknown substance | Liquid silicone, PMMA or unregistered products | Hyaluronidase does not help. Anti-inflammatory injections are assessed, or referral to the surgical team |
After filler anywhere, if you have severe pain out of proportion to the injection, skin turning pale white or mottled dark purple, map-like grey patches, blisters, blurred or lost vision, or inability to speak or move one side of the face, these are signs of vascular occlusion, and the filler must be dissolved within the first hours. Do not wait for an appointment: call or come to the clinic immediately during opening hours, and go to a hospital emergency department outside them. The clinic provides emergency dissolving even if the filler was injected elsewhere
Worth knowing about hyaluronidase
- It is an enzyme that digests only HA. It does not dissolve other substances and does not permanently affect the skin's natural HA, which the body rebuilds within 1–2 days
- Allergy is possible but rare. People allergic to bee or wasp venom have a higher chance and must tell the doctor
- Long-standing lumps or very firm products may need more than one session
- After dissolving, the area may look more hollow than before the filler for 1–2 weeks as swelling settles and tissue adjusts
- Filler that migrated to the lips or brow years ago can still be dissolved, but skin that has been stretched may not return to its original firmness
Related services
HA filler
Re-injection in the correct layer with the right product after correction
Read more →Under-eye filler
The area where problems are most common and correction needs the greatest care
Read more →Collagen stimulators
An option after dissolving for those who do not want large amounts of HA again
Read more →Prices
| Ultrasound filler assessment Scan and explanation of the findings by the doctor, 20–30 minutes | [ ] |
| Filler dissolving, 1 area Allergy test, dissolving under ultrasound, review appointment | [ ] |
| Emergency dissolving (vascular occlusion) No appointment needed, even if injected elsewhere | [ ] |
Frequently Asked Questions
When can I have new filler after dissolving?
Generally 2–4 weeks afterwards, so the enzyme has worn off and the tissue has settled. The doctor confirms with ultrasound before re-injecting.
I do not know what was injected before. Can you tell?
Ultrasound distinguishes HA from other substances in most cases. If it is HA, a small test dose of enzyme is injected to see whether the lump flattens. If it does not, a permanent substance is likely.
Will my face look more hollow after dissolving?
For the first 1–2 weeks it may look slightly more hollow than before the filler, as swelling subsides and previously stretched skin adjusts. Most people return close to their original appearance within a month. Where a lot has accumulated, the clinic dissolves in stages for this reason.
My filler was done elsewhere. Will you correct it?
Yes, both when you are unhappy with the result and when there is a complication. Please bring your records or a photograph of the original product box if you have them.
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