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Friendswood Shooting Suspect's 'Drug-Induced Psychosis' Defense Ruled Inadmissible by Judge

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Published on August 27, 2025
Friendswood Shooting Suspect's 'Drug-Induced Psychosis' Defense Ruled Inadmissible by JudgeSource: Galveston County Sheriff's Office

The legal proceedings surrounding the Connor Hilton murder case continue to unfold, as the court recently decided against a pivotal defense strategy. Hilton stands accused of the 2023 shooting of two friends in Friendswood, resulting in one fatality and serious injury to another. Hilton's defense, attributing his actions to a drug-induced psychosis caused by the acne medication Accutane, recently hit a stumbling block as the judge ruled this theory inadmissible in determining guilt.

Hilton, charged with murder and aggravated assault causing serious injury, was reportedly taking the medication Accutane, a retinoid drug for severe acne, since July 2022. On the day of the shooting, according to defense attorney Rick DeToto, Hilton took an excess of the prescribed dosage, as reported by FOX 26 Houston. DeToto argued that this led to a psychotic episode that drove Hilton's actions, a claim supported by witness testimony from psychologist Dr. James Douglas Bremner.

During a hearing, Dr. Bremner stated, "Basically, our expert said that because of using Accutane he was in psychosis and could not control his conduct," as noted by FOX 26 Houston. This opinion was meant to assert that Hilton’s typical behavior was altered due to the medication's side effects. However, prosecutors questioned the direct link between Accutane and Hilton's alleged psychotic state during the incident.

The Food and Drug Administration has noted that Accutane can be linked to mood changes, depression, and even thoughts of suicide or homicide in some cases—but such instances are considered rare. In response to the ruling, DeToto mentioned the defense believes the judge's denial leaves room for an appeal on points of error if Hilton is found guilty. Despite the setback for the defense, this aspect of the case may reemerge during appeals, as Hilton's trial date approaches on September 8, according to KHOU.

Though the court has currently restricted the use of the psychosis defense, it may be revisited in the sentencing phase, should guilt be established. "It should be admissible in mitigation," Detoto has maintained, indicating it could influence the severity of Hilton's punishment in such an event, as per a report by FOX 26 Houston. The verdict on this medication's impact on Hilton's state of mind during the tragic events of 2023 remains to be seen as the trial date looms near.