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Both the blood and the urine levels of tetryzoline reached their maximums approximately 9 hrs after the last dose. These fluid-concentration levels correspond to normal ocular use of tetryzoline; thus, greater concentrations of tetryzoline in the blood and the urine of the user can indicate misuse of the drug or of poisoning with the drug. [10]
When ingested, tetrahydrozoline can cause sleepiness, low blood pressure, a dangerously slow heart rate, heart rhythm abnormalities and difficulty breathing according to Poison Control.
Visine (/ ˌ v aɪ ˈ z iː n /), also known as Vispring, is a brand of eye drops produced by Kenvue. [1] Visine was first introduced in 1958 and was acquired by Pfizer in 1999. [2] [3] In 2006, Johnson & Johnson acquired Visine, along with Pfizer's entire consumer healthcare portfolio. [4]
Her blood contained a suspiciously high amount of tetrahydrozoline, a chemical often found in eye drops and nasal sprays, which he allegedly would have had access to as a paramedic.
This is where tetrahydrozoline was allegedly found in her blood. "The allegation is he put quantities of this substance in her beverages over a period of time" leading to his late wife's death ...
Antazoline is a 1st generation antihistamine with anticholinergic properties used to relieve nasal congestion and in eye drops, usually in combination with naphazoline, to relieve the symptoms of allergic conjunctivitis. [1]
High amounts of tetrahydrozoline, a chemical found in Visine, were found in Hernan’s system, according to toxicology reports. Kurczewski claimed Hernan had been suicidal and had consumed eye ...
Tetrahydrozoline's effects are limited, he says Spiller co-authored a paper on tetrahydrozoline, "a widely used drug that was used in bars to gain compliance for sexual assault," he said.