That is definitely to go over with the practitioner who will work with your filler, as they can give you the step-by-step. Overall, there is some discomfort involved, but it’s minimal. Local topical anesthetic can be applied to reduce it. There is no downtime, but in the first 48 to 72 hours, some minor adverse reactions like bruising and redness in the treated area are possible, though these normally subside fairly quick. You’ll most likely be instructed to drink a lot of water, post procedure, and avoid direct sunlight, certain foods and all types of alcohol for a few days.