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01:26Pharmaceutical Poisoning: Potential Scenarios
Pharmaceutical poisoning can occur through various channels, impacting an estimated 2 million hospitalized patients in the U.S. annually with serious adverse drug responses. These scenarios encompass both therapeutic uses, such as drug toxicity, where even standard dosages can lead to severe central nervous system depression, and non-therapeutic exposures, including accidental ingestion by children, and environmental and occupational exposures.Unintentional poisonings often involve exploratory...
01:28Psychosis and Antipsychotic Drugs: Overview
The term "psychosis" refers to a spectrum of mental disorders characterized by abnormal thoughts, perceptions, and behaviors. It can manifest as mood disorders, dementia, delirium with psychotic features, substance-induced psychosis with psychotic features, brief psychotic disorder, delusional disorder, schizoaffective disorder, and schizophrenia. Among all these disorders, schizophrenia is the most common psychotic disorder, affecting 1% of the worldwide population. Psychotic symptoms in all...
01:26Psychosis: Goals of Pharmacotherapy
Antipsychotic drugs are a crucial treatment method for acute and chronic psychoses, bipolar illness, and behavioral disorders. The selection of these drugs depends on several factors, including the state of the disease, clinical judgment, possible drug interactions, and the patient's sensitivity to adverse effects. In immediate scenarios, such as delirium and dementia, short-term treatment with low doses of high-potency typical or atypical agents can effectively manage symptom exacerbation. For...
01:28Drug Therapy
The advent of drug therapy has profoundly shaped modern mental health care, providing targeted treatments for a range of psychological disorders. Psychotherapeutic drugs, classified into antianxiety, antidepressant, and antipsychotic medications, address symptoms across anxiety disorders, mood disorders, and schizophrenia. While these medications have transformed patient outcomes, they require careful management due to their potential side effects and limitations.
Antianxiety Medications
Antianxiety Medications
01:36Types of Toxins
Humans continually engage with an environment rich in potentially harmful chemicals. These are introduced to our bodies through inhalation, ingestion, or skin contact. These chemicals exist in various forms, such as air and environmental pollutants, agricultural chemicals, organic solvents, and heavy metals.
Air pollutants, primarily gases, pose significant threats to respiratory health, leading to conditions like hypoxia, lung cancer, and in extreme cases, death.
Environmental pollutants like...
Air pollutants, primarily gases, pose significant threats to respiratory health, leading to conditions like hypoxia, lung cancer, and in extreme cases, death.
Environmental pollutants like...
01:29Psychological and Sociocultural Causes of Schizophrenia
Schizophrenia, a complex psychiatric disorder, has been historically misunderstood. Early psychological theories attributed its origins to childhood trauma and unresponsive parenting. However, contemporary research largely rejects these notions, favoring the vulnerability-stress hypothesis. This model proposes that individuals with a genetic predisposition to schizophrenia may develop the disorder following exposure to significant environmental stressors. Notably, studies on high-risk...
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Psychiatric pharmaceuticals in the environment.
Vânia Calisto1, Valdemar I Esteves
1CESAM and Department of Chemistry, University of Aveiro, Campus de Santiago, 3810-193 Aveiro, Portugal.
Chemosphere
|October 10, 2009
Summary
Psychiatric pharmaceuticals are common in the environment, posing risks to wildlife. More research is needed on their environmental fate and toxicity to protect ecosystems from these emerging pollutants.
Area of Science:
- Environmental Science
- Ecotoxicology
- Pharmaceutical Chemistry
Background:
- Psychiatric pharmaceuticals (anxiolytics, sedatives, hypnotics, antidepressants) are globally prescribed.
- These compounds are detected in diverse environmental matrices, including water, soil, and biota.
- Growing evidence highlights their persistence and toxicity to non-target organisms, raising environmental concerns.
Purpose of the Study:
- To review existing literature on the occurrence, persistence, environmental fate, and ecotoxicity of psychiatric pharmaceuticals.
- To identify knowledge gaps regarding the environmental behavior of these substances.
- To summarize analytical methods for detecting psychiatric medicines in environmental samples.
Main Methods:
- Comprehensive literature search of scientific databases.
Main Results:
- Psychiatric drugs are frequently detected in various environmental compartments worldwide.
- Data indicate significant persistence and potential for bioaccumulation.
- Toxicity studies reveal adverse effects on aquatic and terrestrial non-target organisms.
Conclusions:
- Psychiatric pharmaceuticals represent a significant emerging environmental pollutant class.
- Further research is crucial to fully understand their environmental fate and ecological risks.
- Development and application of sensitive analytical techniques are essential for effective monitoring.