| Active ingredients | Trade names | Pharmaceutical companies | 
| Pirenoxine | Kary Uni - Santen Pharmaceutical; Agencia Tai Tong Hong; Croma Medic; Diethelm Keller; Ferron; Greater Pharma; Hong Kong Medical Supplies; IDS Group; JDH Pharmaceutical; Leader Pharmaceutical & Cosmetic; Oui Heng Import | 
| Pirenoxine Sodium | Catalin - Allergan; Firma Chun Cheong; Luen Wah Medical; Sandzu Pharmaceutical; Senju Pharmaceutical; Takeda Pharmaceutical; Zuellig Pharma Clarvisan - Alcon; Allergan; Hormona Laboratorios; Seber Portuguesa Farmaceutica
 Clarvisol - Allergan
 Clarvisor - Alcon
 Pirfalin - Farmigea Industria Chimico Farmaceutica
 
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