Clinical Research Detail Title Of Study Comparative study on the safety and efficacy of Hyfil and Restylane for correction of nasolabial folds Disease Condition Nasolabial fold correction Phase of Trial Phase-4 Discipline Pharmacology Start date of Trial 1/17/2011 Closing Date of Trial 7/17/2011 If you are a doctor interested in clinical research then upload your profile. Click here If you are a hospital interested in clinical research then upload your profile. Click here If you are a patient interested to know more about this clinical trial mail us at:   [email protected]