Opthea Ltd. is considering its options after lead candidate sozinibercept (OPT-302) failed the phase III Coast trial in wet age-related macular degeneration (AMD). The global Coast phase III trial evaluated the efficacy and safety of intravitreally administered 2-mg sozinibercept every four or eight weeks in combination with 2-mg aflibercept every eight weeks after a loading phase for the treatment of wet AMD. The trial did not meet its primary endpoint of mean change in best corrected visual acuity from baseline to week 52.

In a move that echoes tariff threats from U.S. President Donald Trump, the Pharmaceutical Research and Manufacturers of America (PhRMA) lobby is taking aim at most of the world for unfair trade practices in its special 2025 Special 301 Report to the U.S. Trade Representative.

Opthea Ltd. is considering its options after lead candidate sozinibercept (OPT-302) failed the phase III Coast trial in wet age-related macular degeneration (AMD). The global Coast phase III trial evaluated the efficacy and safety of intravitreally administered 2-mg sozinibercept every four or eight weeks in combination with 2-mg aflibercept every eight weeks after a loading phase for the treatment of wet AMD. The trial did not meet its primary endpoint of mean change in best corrected visual acuity from baseline to week 52.