Here at Dr Hennessy’s clinic, we provide a number of dermal filler treatments to our clients, our top-notch facilities and equipment make Dr. Hennessy's clinics very safe. Dr. Stephen Hennessy, a specialist in cosmetic facial rejuvenation and Dr. Sarah Hill, a general practitioner, perform each of our non-surgical procedures. - Lip Fillers - Cheek Fillers - Jawline Filler - Non-Surgical Nose Job If you would like to find out more about how long do fillers take to work, or any of our filler treatments please do not hesitate to get in touch to arrange a free consultation.