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Eric Dane promised to "fight to the last breath" in his battle with ALS while talking with lawmakers in Washington, D.C. last week.

"ALS is the last thing they want to diagnose anybody with. So often, it takes all this time for these people to be diagnosed, well, then it precludes them from being a part of these clinical trials," the 52-year-old told Rep. Eric Swalwell, D-Calif., in a video the lawmaker posted to TikTok.

The "Euphoria" star was at the Capitol to advocate for Congress reauthorizing the ACT for ALS law, which expands access to treatments and is set to expire next year, according to WJAR-TV.

‘GREY’S ANATOMY' ALUM ERIC DANE PREPARED TO GO TO EXTREME MEASURES TO FIGHT ALS

"I have two daughters at home. I want

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