Last Updated: October 2, 2026

MUCINEX 12HR COLD Drug Patent Profile

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When do Mucinex 12hr Cold patents expire, and when can generic versions of Mucinex 12hr Cold launch?

Mucinex 12hr Cold is a drug marketed by Reckitt Benckiser and is included in one NDA. There are three patents protecting this drug.

The generic ingredient in MUCINEX 12HR COLD is dextromethorphan hydrobromide; guaifenesin; naproxen sodium. One supplier is listed for this compound. Additional details are available on the dextromethorphan hydrobromide; guaifenesin; naproxen sodium profile page.

DrugPatentWatch^® Generic Entry Outlook for Mucinex 12hr Cold

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Summary for MUCINEX 12HR COLD

US Patents:	0
Applicants:	1
NDAs:	1

US Patents and Regulatory Information for MUCINEX 12HR COLD

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Exclusivity Expiration
Reckitt Benckiser	MUCINEX 12HR COLD & FEVER MULTI-SYMPTOM	dextromethorphan hydrobromide; guaifenesin; naproxen sodium	TABLET, EXTENDED RELEASE;ORAL	217338-001	Dec 22, 2025		OTC	Yes	Yes	⤷ Start Trial	⤷ Start Trial	Y			⤷ Start Trial
Reckitt Benckiser	MUCINEX 12HR COLD & FEVER MULTI-SYMPTOM	dextromethorphan hydrobromide; guaifenesin; naproxen sodium	TABLET, EXTENDED RELEASE;ORAL	217338-001	Dec 22, 2025		OTC	Yes	Yes	⤷ Start Trial	⤷ Start Trial	Y			⤷ Start Trial
Reckitt Benckiser	MUCINEX 12HR COLD & FEVER MULTI-SYMPTOM	dextromethorphan hydrobromide; guaifenesin; naproxen sodium	TABLET, EXTENDED RELEASE;ORAL	217338-001	Dec 22, 2025		OTC	Yes	Yes	⤷ Start Trial	⤷ Start Trial	Y			⤷ Start Trial
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>TE	>Type	>RLD	>RS	>Patent No.	>Patent Expiration	>Product	>Substance	>Delist Req.	>Exclusivity Expiration

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