Toxicity of the pharmaceuticals finasteride and melengestrol acetate to the amphipod Hyalella azteca

The toxicity of pharmaceuticals finasteride (FIN) and melengestrol acetate (MGA) was assessed in chronic (42 days) sediment tests with the amphipod Hyalella azteca. Two tests were completed for each compound. Survival, growth, reproduction and sex ratio were assessed at the end of each test.

Data and Resources

Additional Info

Field	Value
Last Updated	April 17, 2026, 20:09 (UTC)
Created	April 17, 2026, 20:09 (UTC)
contact_person	{}
criticality_level	[]
data_dictionary	[]
geographic_scope	["0"]
open_canada_collection	primary
open_canada_date_published	2021-11-25 00:00:00
open_canada_keywords	{"fr": ["amphipode", "Hyalella azteca", "sédiments", "toxicité", "pharmaceutiques", "finastéride", "acétate de mélengestrol", "Le Bureau de l'évaluation et du contrôle des substances nouvelles (BECSN)", "Environnement", "Arthropode", "Toxicologie", "Épreuve biologique", "Animal aquatique", "Biologie", "Produit chimique", "Eau douce"], "en": ["amphipod", "Hyalella azteca", "sediments", "toxicity", "pharmaceuticals", "finasteride", "Melengestrol acetate", "The New Substances Assessment and Control Bureau (NSACB)", "Environment", "Arthropods", "Toxicology", "Bioassay", "Aquatic animals", "Biology", "Chemicals", "Fresh water"]}
open_canada_subject	["nature_and_environment"]
sensitivity_level	unrestricted
title_fr	Toxicité des produits pharmaceutiques finastéride et acétate de melengestrol pour l’amphipode Hyalella azteca
update_frequency	not_planned