Aside from Macugen, Visudyne, from Novartis and QLT is available to treat AMD.

FORBES: Magazine Article

QLT, Pharmacyclics is also testing its drug on cancers.

ECONOMIST: Medicinal light-swords

For instance, says Harp, the Boston Eye and Ear Infirmary is involved in patent litigation with QLT Incorporated (nyse: QLTI - news - people ), a Vancouver-based firm specializing in light-activated drugs.

FORBES: Magazine Article

And how will both fare against other treatments, such as Visudyne, the gold standard from QLT Therapeutics (nasdaq: QLTI - news - people ) and Novartis (nyse: NVS - news - people ) and Alcon 's (nyse: ALC - news - people ) experimental Retaane.

FORBES: Pfizer Vs. Genentech