Improvement in Nasolabial Folds with a Hyaluronic Acid Filler Using a Cohesive Polydensified Matrix Technology: Results from an 18-Month Open-Label Extension Trial

This CPMHA is a well-tolerated and effective treatment for at least 48 weeks in the majority of subjects for the correction of moderate to severe NLFs with repeat injections given over an 18-month period.