
Theraflu is owned by Haleon plc (LSE/NYSE: HLN), a publicly traded British multinational consumer health company headquartered in Weybridge, Surrey, UK. Haleon was established in July 2022 as a spinoff from GSK. Theraflu was originally developed by Novartis and introduced in 1976. It is part of Haleon's Respiratory Health category, which reported Q1 2026 revenue of 499 million pounds with organic growth of negative 3.4% due to a weak cold and flu season. Haleon reported full-year 2025 revenue of 11.03 billion pounds.
Parent Company
Acquired
2019
Status
Publicly Traded
Headquarters
| Brand | Parent Company | Ownership Type |
|---|---|---|
| Theraflu | Haleon plc | Wholly owned |
Theraflu was developed by Novartis and introduced in 1976 as an over-the-counter medication combining multiple active ingredients for comprehensive cold and flu symptom relief. The brand represented an advancement in cold and flu treatment, offering patients relief from fever, aches, cough, congestion, and sore throat in a single product.
Throughout the 1980s and 1990s, Theraflu expanded its product line to include various formulations for different symptom combinations and preferences. The brand became known for its warming relief syrup format, as well as powder, liquid, and caplet forms for different administration preferences. Theraflu's multi-symptom approach distinguished it from single-ingredient cold medications.
In 2019, Novartis transferred its consumer health business, including Theraflu, to the GSK-Pfizer consumer health joint venture. This joint venture was subsequently spun off as Haleon plc in July 2022, making Theraflu a Haleon brand. Under Haleon's ownership, Theraflu has continued to operate as part of the Respiratory Health category alongside Otrivin.
Theraflu has been available in numerous countries worldwide and has become a standard over-the-counter treatment for cold and flu symptoms. The brand's performance is closely tied to seasonal flu patterns, with peak demand during winter months in the Northern Hemisphere. In Q1 2026, a weak cold and flu season negatively impacted Haleon's Respiratory Health category, which reported organic revenue growth of negative 3.4%.
What does Haleon own?
Haleon owns a portfolio of approximately 24 global and regional consumer health brands across five categories: oral health, vitamins and supplements, pain relief, respiratory health, and digestive health. Key brands include Sensodyne, Panadol, Centrum, Advil, Voltaren, Otrivin, Parodontax, Polident and Poligrip, Aquafresh, and Emergen-C. Products are sold in more than 170 countries.
Is Haleon publicly traded?
Yes. Haleon plc is listed on the London Stock Exchange under ticker HLN, with American Depositary Shares also listed on the New York Stock Exchange under the same ticker. Haleon completed its listing on the London Stock Exchange on July 18, 2022, in what was the largest London Stock Exchange listing in over a decade. The company does not have a controlling shareholder.
Who founded Haleon?
Haleon was formed through the demerger of GSK's consumer healthcare division in July 2022 and does not have a traditional founder. The consumer healthcare business that became Haleon was assembled by GSK and Pfizer through decades of acquisitions. In 2019, GSK and Pfizer combined their consumer healthcare businesses into a joint venture, which was subsequently demerged as Haleon in 2022. Brian McNamara became CEO at the time of the demerger.
Where is Haleon headquartered?
Haleon is headquartered in Weybridge, Surrey, United Kingdom. The company's registered office and principal executive offices are located in Weybridge. Haleon operates manufacturing facilities in the United Kingdom, the United States, India, Germany, Ireland, and China. The company sells products in more than 170 countries.
How many brands does Haleon own?
Haleon owns approximately 24 global and regional consumer health brands. The portfolio is concentrated in five categories: oral health (Sensodyne, Parodontax, Polident, Poligrip, Aquafresh), vitamins and supplements (Centrum, Caltrate, Emergen-C), pain relief (Advil, Panadol, Voltaren), respiratory health (Otrivin, Theraflu, Robitussin), and digestive health (Nexium Control, Tums).
Who owns Haleon?
Haleon plc is a publicly traded company with no controlling shareholder. At the time of the July 2022 demerger, GSK plc and Pfizer Inc. each retained significant stakes in Haleon. Both companies have been reducing their positions through secondary share placements. As of early 2026, both GSK and Pfizer have substantially reduced their stakes, each holding less than 10% of shares. The remaining shares are held by institutional investors and public shareholders.
What is Haleon's revenue?
Haleon reported FY2025 net revenue of approximately GBP 10.2 billion, with organic revenue growth of approximately 4%. The oral health category is the largest and fastest-growing segment, driven by Sensodyne. The company employs approximately 24,000 people and sells products in more than 170 countries.
Theraflu operates under Haleon's sustainability framework, which focuses on two pillars: making everyday health more inclusive and lessening environmental impact.
Haleon has committed to achieving net zero carbon emissions across its value chain by 2040, aligning with The Climate Pledge and Race to Zero initiatives. The company is building resilience across its value chain by cutting carbon emissions, making packaging more sustainable, and managing natural resources responsibly. These environmental efforts directly impact Theraflu's manufacturing and distribution processes.
Haleon is working on sustainable packaging solutions for healthcare products, including Theraflu. The company participates in externally verified sustainable choice ranges such as Amazon's Climate Pledge Friendly programme. In 2024, Haleon improved its sustainability scoring process to make it more quantitative and introduced weighted sustainability scoring for better tracking and reporting.
Haleon's health inclusivity strategy aims to empower more people to take greater control of their health and wellbeing. The company uses its reach, capabilities, and partnerships to address barriers to health access and education, particularly relevant for cold and flu prevention and treatment.
Haleon maintains robust ethical standards and provides transparent access to current and historical ESG performance through its ESG Reporting Hub, which includes the Health Inclusivity and Sustainability Report, ESG Databook, and other disclosures. Theraflu benefits from Haleon's commitment to responsible sourcing and manufacturing practices, including responsible water management, energy efficiency in production facilities, and ethical labor practices throughout the supply chain.
2013 Child-Resistant Packaging Recall: In February 2013, Novartis Consumer Health Inc. voluntarily recalled 2.3 million units of Theraflu Warming Relief Syrups for Cough, Colds, and Fevers, along with Triaminic Syrup products. The recall affected 183 different product lots manufactured between May 2010 and December 2011. The child-resistant closures on the product packaging could come off too easily, failing to meet child-resistant closure requirements.
Safety Concerns and Regulatory Response: The U.S. Consumer Product Safety Commission (CPSC) received 12 reports of children unscrewing the locked caps, with four children actually taking the medicine. The products contained acetaminophen and diphenhydramine, which are required by the Poison Packaging Act to be sealed with child-resistant packaging due to potential overdose risks. Excessive acetaminophen can cause liver damage, while too much diphenhydramine can cause sedation and breathing difficulties.
Recall Management: Novartis offered full refunds for affected products and worked with retailers to remove recalled items from store shelves. The Pittsburgh Poison Control Center director Rita Mrvos warned that many affected products might still be in consumers' homes due to the five to seven year shelf life of the medications. The recall was strictly related to packaging functionality and did not involve any problems with the medication itself.
Current Safety Standards: Following the recall, Theraflu and similar products have undergone enhanced packaging safety testing and compliance verification. Current Theraflu products, now under Haleon ownership, meet all applicable child-resistant packaging requirements and safety standards.
Phenylephrine Efficacy Debate: In 2023, an FDA advisory panel concluded that oral phenylephrine, a common decongestant ingredient in many OTC cold medications including some Theraflu products, is not effective at standard oral doses. The FDA has been reviewing whether to remove oral phenylephrine from OTC products. This has raised questions about the efficacy of certain Theraflu formulations that contain phenylephrine as a nasal decongestant. Haleon has not publicly announced reformulation plans for Theraflu products containing phenylephrine as of August 2026.
These competing brands operate in the same categories and provide similar products or services. Compare key attributes to understand market positioning and competitive landscape.
| Brand | Parent Company | Country | Founded | Market Position | Primary Market | Gender Target |
|---|---|---|---|---|---|---|
| Haleon | United Kingdom | 1966 | Mass market | Global | All-ages |
Market Positioning: Theraflu competes with 1 brands in the same categories, ranging from mass market to luxury positioning.
Geographic Distribution: Competitors are headquartered across multiple regions, indicating global competition in this market segment.
Brand Heritage: Competitor brands range from established heritage brands to newer market entrants, with founding years spanning several decades.
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