A single treatment can help. Combining two or more usually helps more, and the improvement lasts longer. A combined approach:
- Reaches multiple layers of the skin
- Addresses both the inflammation and the excess collagen
- Reduces the chance of the scar coming back
- Tends to produce faster, more noticeable improvement
Each plan is built around your skin type, the history of the scar and what you want from treatment.
The combinations used most often
Steroid injections with silicone sheets
The standard frontline pairing. The steroid reduces inflammation and collagen production; the silicone sheet softens and flattens the scar while holding moisture in. Suits small, fresh scars under two years old.
Cryosurgery with steroid injections
Particularly effective for larger keloids. Cryosurgery freezes and shrinks the scar; the steroid injections help stop it returning.
Laser with topical treatment
Vascular laser reduces redness and itch, and topical products support the skin afterwards. Laser does not usually reduce the size of a scar, so it is rarely used alone.
Excision with post-operative treatment
Radiosurgical excision followed by cryosurgery, steroid injections, imiquimod 5% cream or radiotherapy.
Excision alone is not recommended
Surgical removal on its own has a high recurrence rate, and the scar may grow back larger than the original. It is only used when followed by a second treatment to prevent recurrence.
How the treatments compare
| Treatment | Efficacy | Recurrence | Main side effects |
|---|---|---|---|
| Silicone sheets | Mild | High | Minimal |
| Intralesional steroids | Moderate | Moderate | Skin thinning, small red veins |
| Cryosurgery | Moderate to high | Low | Loss of pigment, pain, oozing and swelling for a few weeks |
| Radiosurgical excision | High | High if not combined with follow-up treatment | Surgical scar, pain afterwards, risk of infection |
| Intralesional bleomycin | High | Low | Ulceration, pigment changes, pain |
| Vascular laser | Reduces redness, not size | Moderate | Reduces redness and itch |
Reading that table honestly
The best results usually come either from cryosurgery alone or from a combination of treatments. No treatment fully removes a scar. What these treatments reduce is the size, redness, itch and pain, leaving a smaller and less conspicuous scar behind.
Common questions
Are keloids and hypertrophic scars dangerous?
No. They are benign. But they can be itchy, painful, unsightly and genuinely distressing.
Can scars be permanently removed?
They cannot be erased completely. Their appearance can be reduced considerably with the right combination.
How long do treatments take to work?
Many people see improvement within weeks, but the full result takes several months and more than one session. How long depends on the type, age, location and size of the scar, and on your own age and general health.