{"topic_id":"exotic_tox_rat_mouse_ammonia","category":"exotic-pet-toxicology","context":"---\ntopic_id: exotic_tox_rat_mouse_ammonia\ncategory: exotic-pet-toxicology\ntitle: \"Ammonia buildup from soiled bedding — respiratory hazard in pet rats and mice\"\nlang: en\nsource: \"The Merck Veterinary Manual — rat-mouse (exotic and laboratory animals)\"\nsource_file: pdf-raw/exotic-toxicology/rat-mouse.txt\ndate_parsed: 2026-07-29\ntokens_estimated: 0\nverified: true\nverification: c1_substring\nsource_document: \"The Merck Veterinary Manual\"\ncitation:\n  authority: \"The Merck Veterinary Manual\"\n  title: \"Ammonia buildup from soiled bedding — respiratory hazard in pet rats and mice\"\n  url: \"https://www.merckvetmanual.com/exotic-and-laboratory-animals/rodents/mice-and-rats-as-pets\"\n  retrieved: \"2026-07-29\"\n  ref: \"MerckVetManual-rat-mouse\"\n  doc_type: \"peer-reviewed veterinary reference (Merck & Co.)\"\n  needs_review: false\n---\n\n# Ammonia buildup from soiled bedding — respiratory hazard in pet rats and mice\nVerbatim first-hand facts from The Merck Veterinary Manual (rat-mouse). All bullets are exact substrings of the cited source file and C1-substring verified. Focus: toxicosis and environmental hazards of the pet species.\n## Toxicology facts\n- Appropriate husbandry is key to maintaining the health of pet mice and rats. Use of appropriate bedding and frequent cleaning of cages help prevent respiratory diseases that can be exacerbated in an environment with increased ammonia levels.\n","sources":["exotic-pet-toxicology — Ammonia buildup from soiled bedding — respiratory hazard in pet rats and mice (retrieved 2026-07-29)"],"source":{"authority":"exotic-pet-toxicology","title":"Ammonia buildup from soiled bedding — respiratory hazard in pet rats and mice","url":"https://www.merckvetmanual.com/exotic-and-laboratory-animals/rodents/mice-and-rats-as-pets","retrieved":"2026-07-29","ref":"","doc_type":"official PDF","source_document":"The Merck Veterinary Manual","verification_file":"pdf-raw/exotic-toxicology/rat-mouse.txt"},"source_document":"The Merck Veterinary Manual","source_file":"pdf-raw/exotic-toxicology/rat-mouse.txt","tokens_estimated":219,"generated_at":null,"tip":"Use /api/v1/topics to discover more topics. /api/v1/nutrient for precise single-point queries. /api/v1/cross_compare for 2-3 standard comparisons."}