← Back to patent-cliff list
氢溴酸右美沙芬/马来酸氯苯那敏/氯化铵
Tier C — Watch / tradeDextromethorphan Hydrobromide/Chlorphenamine Maleate/Ammonium chloride
-
Originator
2015
First approval
-
Expiry (public)
No sales data
Peak sales
化学药
Type
Targets：NMDAR、HRH1
Indications (approved)：鼻塞、打喷嚏、咳嗽
Regional status
US
-
EU
-
China
批准上市
2015-01-14
Japan
-
Synthetic routes & intermediates
Routes not yet onboarded — the daily pipeline enriches by priority (approved small molecules first); this page updates automatically.
Frequently asked questions
What are the approved indications of Dextromethorphan Hydrobromide/Chlorphenamine Maleate/Ammonium chloride?
Approved indications include: 鼻塞, 打喷嚏, 咳嗽.
When does the Dextromethorphan Hydrobromide/Chlorphenamine Maleate/Ammonium chloride patent expire?
No public expiry year is available for Dextromethorphan Hydrobromide/Chlorphenamine Maleate/Ammonium chloride yet; this page updates once verified.
How do I get a quote for Dextromethorphan Hydrobromide/Chlorphenamine Maleate/Ammonium chloride intermediates?
Open the CAS profile of the target intermediate from this page, or submit an RFQ directly — the CAS enters the matching flow automatically and the supply network responds with quotes.
Source: cross-verified data (structured fields only) · 2026-09-24