Sclerotherapy Treatment for Thread Veins


The thread veins are injected using a sclerosant (liquid used to cause damage to the veins) using a very fine needle. A number of injections will be necessary; each area injected will be compressed with cotton wool and a compression bandage. This procedure takes approx 20-30mins per leg.

Following procedure

Common risks that may occur:Redness of skin, mild burning, temporary bruising and discolouration of the skin.

Less common risks are: Skin ulceration or the appearance of fine red blood vessels.

Post procedure advice

  • Elasticated bandages will be applied following the procedure; these should be left in place for 5 days.
  • Compression stockings are not usually required but can be worn if it is more comfortable.
  • Normal activities can be maintained.
  • Avoid standing for long periods.
  • Avoid heavy strenuous physical activity and heavy lifting for 5 days following treatment.
  • Avoid sitting in hot tubs, steam rooms or saunas throughout treatment as this may cause your veins to open up.
  • Discomfort - Minimal discomfort may be experienced, your consultant will be able to advise about this.
  • Follow up - This depends on if any further treatments are required.
  • Driving - Can be resumed when able to do so safely.