HONOLULU (KHON2) -- The Honolulu Police Department is investigating the death of an 88-year-old woman as a murder after an incident involving the state's "Our Care, Our Choice Act" (OCOCA), which allows qualified patients to request lethal medication for assisted dying. Get Hawaii's latest morning news delivered to your inbox, sign up for News 2 You The woman, who had been receiving assistance under the OCOCA program, was found dead at her home on Oct. 9, at 5:34 p.m. Authorities said she did not self-administer the prescribed lethal medication, as required by the law. Over 8,000 HECO customers without power Saturday morning Instead, her attending physician allegedly assisted her in taking the medication, despite the woman signaling for him to stop at one point. An autopsy confirmed the cause of death was homicide. Police said the woman choked after the medication was administered, leading to her death. Sen. Karl Rhoads said the drug is not a lethal injection. "It's something you drink. At least that's what we've used in Hawaii, and you have to be able to do it yourself. My understanding is that most doctors don't go. They're not there when it happens for this very reason, because they know that if there's any question, they could be charged with murder." This marks the first homicide investigation tied to the OCOCA. Latest Hawaii Department of Health data from 2023 shows 91 qualified patients in Hawaii were prescribed aid-in-dying medication -- 51 of them ended their lives by ingesting it. Some lawmakers have issues with the practice. "Because really what it is, is murder. And that's my opinion. That's the opinion of many others as well. I would like to see the clear details of what exactly went down. And if it does constitute murder, then most definitely hold him accountable," said Rep. Diamond Garcia. Download the free KHON2 app for iOS or Android to stay informed on the latest news Investigators executed a search warrant at the attending physician's residence as part of the ongoing probe. No arrests have been made, and the investigation is still ongoing.