Inset: Background: The 4500 block of Slippery Rock Road in New Port Richey, Florida (Google Maps). Chuanying He (Pasco County Jail).

A Florida woman is accused of pouring acid onto a man while he was in bed in what authorities called a domestic and likely “premeditated” attack.

A 50-year-old woman named Chuanying He faces charges of attempted first-degree murder and aggravated battery, according to a news release by the New Port Richey Police Department. She has been apprehended and is currently held in the Pasco County Jail.

Authorities suspect that He “deliberately poured acid on the victim while he lay in bed.” They have not disclosed the nature of the relationship between He and the victim, referring to the incident as “domestic.”

According to authorities, it was He who alerted them to what had happened.

“After the assault, the suspect blocked the bedroom door and contacted 911 to report the situation,” explained the officers, noting that “evidence collected suggests the act was planned in advance.”

Police responded to a residence on the 4500 block of Slippery Rock Road in New Port Richey around 5 p.m. on Thursday. Upon arrival, officers discovered a man “with severe chemical burns.”

The injured man was flown to Tampa General Hospital, where he remained in critical condition as of the police department’s statement on Friday. The authorities arrested the suspect “without further complications” and indicated that the attack seemed confined to the involved individuals.

New Port Richey is a city of about 20,000 people located in the Tampa Bay area on Florida’s west coast.