Selected Pharmaceuticals in Different Aquatic Compartments: Part II—Toxicity and Environmental Risk Assessment

Potential risks associated with releases of human pharmaceuticals into the environment have become an increasingly important issue in environmental health. This concern has been driven by the widespread detection of pharmaceuticals in all aquatic compartments. Therefore, 22 pharmaceuticals, 6 metabo...

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Main Authors: André Pereira, Liliana Silva, Célia Laranjeiro, Celeste Lino, Angelina Pena
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/25/8/1796
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author André Pereira
Liliana Silva
Célia Laranjeiro
Celeste Lino
Angelina Pena
author_facet André Pereira
Liliana Silva
Célia Laranjeiro
Celeste Lino
Angelina Pena
author_sort André Pereira
collection DOAJ
description Potential risks associated with releases of human pharmaceuticals into the environment have become an increasingly important issue in environmental health. This concern has been driven by the widespread detection of pharmaceuticals in all aquatic compartments. Therefore, 22 pharmaceuticals, 6 metabolites and transformation products, belonging to 7 therapeutic groups, were selected to perform a review on their toxicity and environmental risk assessment (ERA) in different aquatic compartments, important issues to tackle the water framework directive (WFD). The toxicity data collected reported, with the exception of anxiolytics, at least one toxicity value for concentrations below 1 µg L<sup>−1</sup>. The results obtained for the ERA revealed risk quotients (RQs) higher than 1 in all the aquatic bodies and for the three trophic levels, algae, invertebrates and fish, posing ecotoxicological pressure in all of these compartments. The therapeutic groups with higher RQs were hormones, antiepileptics, anti-inflammatories and antibiotics. Unsurprisingly, RQs values were highest in wastewaters, however, less contaminated water bodies such as groundwaters still presented maximum values up to 91,150 regarding 17α-ethinylestradiol in fish. Overall, these results present an important input for setting prioritizing measures and sustainable strategies, minimizing their impact in the aquatic environment.
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spelling doaj.art-b41b8fbb27f4483291851cc78f1a9b712023-11-19T21:36:40ZengMDPI AGMolecules1420-30492020-04-01258179610.3390/molecules25081796Selected Pharmaceuticals in Different Aquatic Compartments: Part II—Toxicity and Environmental Risk AssessmentAndré Pereira0Liliana Silva1Célia Laranjeiro2Celeste Lino3Angelina Pena4LAQV, REQUIMTE, Laboratory of Bromatology and Pharmacognosy, Faculty of Pharmacy, University of Coimbra, Polo III, Azinhaga de St Comba, 3000-548 Coimbra, PortugalLAQV, REQUIMTE, Laboratory of Bromatology and Pharmacognosy, Faculty of Pharmacy, University of Coimbra, Polo III, Azinhaga de St Comba, 3000-548 Coimbra, PortugalLAQV, REQUIMTE, Laboratory of Bromatology and Pharmacognosy, Faculty of Pharmacy, University of Coimbra, Polo III, Azinhaga de St Comba, 3000-548 Coimbra, PortugalLAQV, REQUIMTE, Laboratory of Bromatology and Pharmacognosy, Faculty of Pharmacy, University of Coimbra, Polo III, Azinhaga de St Comba, 3000-548 Coimbra, PortugalLAQV, REQUIMTE, Laboratory of Bromatology and Pharmacognosy, Faculty of Pharmacy, University of Coimbra, Polo III, Azinhaga de St Comba, 3000-548 Coimbra, PortugalPotential risks associated with releases of human pharmaceuticals into the environment have become an increasingly important issue in environmental health. This concern has been driven by the widespread detection of pharmaceuticals in all aquatic compartments. Therefore, 22 pharmaceuticals, 6 metabolites and transformation products, belonging to 7 therapeutic groups, were selected to perform a review on their toxicity and environmental risk assessment (ERA) in different aquatic compartments, important issues to tackle the water framework directive (WFD). The toxicity data collected reported, with the exception of anxiolytics, at least one toxicity value for concentrations below 1 µg L<sup>−1</sup>. The results obtained for the ERA revealed risk quotients (RQs) higher than 1 in all the aquatic bodies and for the three trophic levels, algae, invertebrates and fish, posing ecotoxicological pressure in all of these compartments. The therapeutic groups with higher RQs were hormones, antiepileptics, anti-inflammatories and antibiotics. Unsurprisingly, RQs values were highest in wastewaters, however, less contaminated water bodies such as groundwaters still presented maximum values up to 91,150 regarding 17α-ethinylestradiol in fish. Overall, these results present an important input for setting prioritizing measures and sustainable strategies, minimizing their impact in the aquatic environment.https://www.mdpi.com/1420-3049/25/8/1796environmental contaminantspharmaceuticalspharmaceuticals toxicityenvironmental risk assessmentaquatic compartments
spellingShingle André Pereira
Liliana Silva
Célia Laranjeiro
Celeste Lino
Angelina Pena
Selected Pharmaceuticals in Different Aquatic Compartments: Part II—Toxicity and Environmental Risk Assessment
Molecules
environmental contaminants
pharmaceuticals
pharmaceuticals toxicity
environmental risk assessment
aquatic compartments
title Selected Pharmaceuticals in Different Aquatic Compartments: Part II—Toxicity and Environmental Risk Assessment
title_full Selected Pharmaceuticals in Different Aquatic Compartments: Part II—Toxicity and Environmental Risk Assessment
title_fullStr Selected Pharmaceuticals in Different Aquatic Compartments: Part II—Toxicity and Environmental Risk Assessment
title_full_unstemmed Selected Pharmaceuticals in Different Aquatic Compartments: Part II—Toxicity and Environmental Risk Assessment
title_short Selected Pharmaceuticals in Different Aquatic Compartments: Part II—Toxicity and Environmental Risk Assessment
title_sort selected pharmaceuticals in different aquatic compartments part ii toxicity and environmental risk assessment
topic environmental contaminants
pharmaceuticals
pharmaceuticals toxicity
environmental risk assessment
aquatic compartments
url https://www.mdpi.com/1420-3049/25/8/1796
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