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Wash and dry the affected area. Apply the gel as needed to the affected area. Wash your hands afterwards.
Some people might experience an allergic rash or local skin irritation when using the gel.
For full information on side effects and correct use, see the patient information leaflet. If any side effects concern you, contact us via your Patient Record.
Works immediately to ease pain and irritation. Instillagel does not affect the duration or severity of an outbreak.
How it works
Instillagel, is a local anaesthetic gel. Its active ingredient is lidocaine hydrochloride 5%, which numbs the area it's applied to.
Important information about Instillagel
This medicine is not currently licensed for the treatment of herpes in the UK. However, this doesn't mean that it is unsafe as it has been widely used for this purpose.
Safety: taking other medicines
You should be able to use Instillagel alongside other medicines. However, it is important that you let us know which prescription, over-the-counter medicines and recreational drugs you are taking so that we can prescribe Instillagel safely.