Why is face swollen (lower lip and left side) hard like a golf after gum graft surgery? on 500mg amoxicillin 3 x day. this is 4th day.

Facial swelling: There could be a collection of blood or pus. You should consult with the surgeon who performed the graft.

See your surgeon: Dental abscess infection may spread to the face, brain or neck. Direct spread from a dental source can account for up to 10% of brain abscesses. See your surgeon for a preventive and additional treatment. Amoxicillin 500 TID is an adjunctive treatment only. Take care.

Facial swelling: This is impossible to say without a clinical exam and more information about your condition and the surgery itself. Call your surgeon ASAP for advice and a post-op examination.