Top 10 Key Players in the Vietnam Antihistamine Market | Top Companies & Insights 2026

Vietnam Antihistamine Market Overview

According to 6Wresearch, the Vietnam antihistamine market is growing, due to the increasing prevalence of allergic rhinitis, urban pollution and rising consumer demand for over-the-counter allergy solutions. Antihistamines are important medications that help alleviate allergy symptoms like sneezing, itching, and watery eyes by inhibiting histamine receptors.

The market is growing due to the increased usage of second and third generation non-sedating antihistamines, and the expansion of retail pharmacy chains. Healthcare infrastructure is becoming more accessible, due to a surge in community pharmacies and hospital-based ENT departments, which is contributing to the growth of pharmaceutical supply chain.

Competitive Landscape

The competitive landscape of the Vietnam Antihistamine Industry includes the global pharmaceutical giants and innovative domestic firms, that offer the latest technology-based therapeutic tools needed for allergic conditions management. The market leaders are actively developing and supplying H1-receptor antagonists in various forms, including tablets, syrups, and nasal sprays.

Below is a list of leading players operating in the Vietnam Antihistamine Market:

1. Sanofi Vietnam

Sanofi is a market leader in the allergy segment, providing Telfast (Fexofenadine), one of the most widely recognized antihistamines in the Vietnamese market.

2. GSK Vietnam (GlaxoSmithKline)

GSK is a major player in respiratory and allergy health, offering globally established brands like Zyrtec (Cetirizine) and Xyzal (Levocetirizine).

3. DHG Pharmaceutical Joint Stock Company (DHG Pharma)

As Vietnam's leading domestic manufacturer, DHG Pharma provides a wide range of affordable antihistamine generics such as Hapacol Allergy and Cetirizine.

4. Traphaco Joint Stock Company

Traphaco is a prominent domestic firm that combines traditional medicine with modern pharmaceuticals, offering various anti-allergic treatments to the mass market.

5. Bayer Vietnam

Bayer maintains a strong OTC presence in Vietnam with its well-known antihistamine brand Clarityne (Loratadine), focusing on long-lasting allergy relief.

6. MSD Vietnam (Merck Sharp & Dohme)

MSD provides advanced allergy and respiratory treatments, contributing significantly to the clinical segment of the antihistamine market.

7. Abbott Vietnam

Abbott offers a diverse portfolio of primary care medicines, including high-quality antihistamine formulations used in paediatric and adult allergy care.

8. AstraZeneca Vietnam Co., Ltd.

AstraZeneca is a key player in respiratory health, providing medications that manage allergic asthma and related inflammatory conditions.

9. Imexpharm Pharmaceutical Joint Stock Company

Imexpharm is a leading domestic manufacturer known for its high-standard manufacturing facilities producing European-standard generic antihistamines.

10. Pymepharco Joint Stock Company

Pymepharco, backed by the Stada Group, produces a variety of specialized anti-allergy medications, focusing on both the hospital and retail sectors.