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Related Concept Videos

Enhanced Elimination of Poison01:26

Enhanced Elimination of Poison

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Poison can be effectively removed from the gastrointestinal (GI) tract through various decontamination procedures.
Antidotes serve a crucial role in counteracting the effects of poison by inhibiting enzymes responsible for producing harmful drug metabolites. In some cases, these toxic metabolites can be neutralized by endogenous cosubstrates, which are maintained at specific concentrations to prevent interaction with cellular macromolecules and subsequent cell death.
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Extracorporeal Removal of Drugs: Hemoperfusion and Hemofiltration01:25

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Hemoperfusion and hemofiltration are critical techniques in medical treatments to eliminate accumulated drugs, metabolites, and electrolytes from the bloodstream. These methods are particularly vital in cases of accidental poisoning and drug overdose.Hemoperfusion involves passing blood through an adsorbent material to remove unwanted substances. The main adsorbents used in hemoperfusion include activated charcoal and Amberlite resins. Activated charcoal can adsorb both polar and nonpolar...
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Drug Elimination by Renal Route: Tubular Reabsorption01:22

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During the process of renal excretion, as the glomerular filtrate progresses to the distal convoluted tubule (DCT), drugs that are highly permeable, lipophilic, and nonionized undergo passive reabsorption from the tubular fluid into the surrounding peritubular capillaries. This reabsorption process restricts their elimination through the kidneys. However, the majority of drugs are either weak acids or weak bases, and their ionization level is dependent on pH. By altering the pH of urine, the...
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Prevention of Further Absorption of Poison01:14

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In cases of acute poisoning, the primary objective is to prevent further absorption of the toxic substance into the body. Immediate interventions using various decontamination techniques targeting the gastrointestinal (GI) tract can achieve this. Decontamination is crucial to prevent poison from entering the systemic circulation, which involves washing affected areas with water and mild soap and removing contaminated clothing. Once external decontamination is done, attention must be turned to...
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Pharmaceutical Poisoning: Treatment Strategies01:26

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Treatment strategies for poisoning are a critical aspect of emergency medicine, focusing on preventing the absorption of toxins and enhancing their elimination. When a poisoning incident occurs, the first response is to halt exposure and decontaminate the patient, particularly through gastrointestinal (GI) methods if the poison was ingested.Gastrointestinal Decontamination Techniques:Activated charcoal is the cornerstone of GI decontamination. It works through adsorption, binding the toxin to...
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Extracorporeal Removal of Drugs: Peritoneal Dialysis and Hemodialysis01:30

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Patients with end-stage renal disease (ESRD) or those experiencing drug overdose often require extracorporeal methods to eliminate accumulated drugs and metabolites. Hemoperfusion, hemofiltration, and dialysis are the primary techniques to rapidly remove harmful substances without disrupting the patient's fluid and electrolyte balance. For those with compromised renal function, dosage adjustments of concurrent medications may be necessary during extracorporeal drug removal.Dialysis is a process...
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Electrochemically and Bioelectrochemically Induced Ammonium Recovery
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Automatic alkaloid removal system.

Muhammad Rizuwan Yahaya, Mohd Hudzari Hj Razali, Che Abdullah Abu Bakar

    Pakistan Journal of Biological Sciences : PJBS
    |May 3, 2014
    PubMed
    Summary

    An automated machine effectively removes toxic alkaloids from Dioscorea hispida tubers. This innovation significantly improves safety and efficiency in processing the potentially poisonous plant for consumption.

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    Area of Science:

    • Agricultural Engineering
    • Food Science
    • Environmental Science

    Background:

    • Dioscorea hispida (DH) tubers contain toxic alkaloids, primarily dioscorine, necessitating detoxification before consumption.
    • Traditional methods for removing DH toxicity are time-consuming and require significant user observation.

    Purpose of the Study:

    • To develop and evaluate an automated machine for efficient alkaloid toxicity removal from Dioscorea hispida tubers.
    • To assess the machine's effectiveness using key biological and water quality parameters.

    Main Methods:

    • DH tubers were powdered and processed in an automated washing machine for 7 hours.
    • The machine utilized a controlled water flow system with solenoid valves and ultrasonic sensors.
    • Water quality parameters (pH, temperature, dissolved oxygen, turbidity, conductivity) and fish survival rates were monitored.

    Main Results:

    • The automated process significantly reduced alkaloid toxicity, evidenced by water quality parameters approaching those of control water.
    • Post-treatment pH of 6.0 was achieved, a substantial improvement from the initial acidic pH of 3.8.
    • Fish survival rates indicated a safe and non-toxic environment after processing.

    Conclusions:

    • The developed automated alkaloid removal machine offers a time-efficient and less labor-intensive alternative to traditional methods for detoxifying Dioscorea hispida.
    • The machine successfully detoxifies DH tubers, making them safer for consumption and demonstrating significant environmental and biological improvements.