Efficacy and durability of two hyaluronic acid-based fillers in the correction of nasolabial folds: results of a prospective, randomized, double-blind, actively controlled clinical pilot study.

@article{Nast2011EfficacyAD,
  title={Efficacy and durability of two hyaluronic acid-based fillers in the correction of nasolabial folds: results of a prospective, randomized, double-blind, actively controlled clinical pilot study.},
  author={A Nast and Natalie Reytan and Vanessa Hartmann and Delano Pathirana and Frank Bachmann and Ricardo Erdmann and B. Rzany},
  journal={Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.]},
  year={2011},
  volume={37 6},
  pages={768-75}
}
BACKGROUND This pilot study compared a monophasic hyaluronic acid dermal filler with a biphasic filler for the correction of nasolabial folds. METHODS Participant- and assessor-blinded, randomized clinical trial involving participants with moderate to severe nasolabial folds. Split-face design comparing a monophase hyaluronic acid (HA) filler (mono-HA) with a biphasic HA filler (bi-HA). Injection with touch-up after 1 month. Wrinkle improvement was measured before and after injection and… CONTINUE READING

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Randomized, double-blind comparison of the efficacy of two hyaluronic acid derivatives, restylane perlane and hylaform, in the treatment of nasolabial folds

A Carruthers, W Carey, C De Lorenzi
Dermatol Surg • 2005

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