Study: Here's one for the Genteal Gel fans

Efficacy, tolerability and comfort of a 0.3% hypromellose gel ophthalmic lubricant in the treatment of patients with moderate to severe dry eye syndrome.

Tauber J. Curr Med Res Opin. 2007 Nov;23(11):2629-36.

OBJECTIVE: To evaluate efficacy, safety and comfort of a 0.3% hypromellose (HM) eye gel (GenTeal Lubricant Eye Gel), with a sodium perborate preservative system and carbomer gelling agent, in patients with dry eye....

CONCLUSIONS: In a small, open-label study, this 0.3% HM eye gel showed statistically significant effects in relieving ocular symptoms and provides a well-tolerated formula that effectively reduced symptoms and improved ocular comfort in patients with dry eye syndrome.