Immediate hypersensitivity reaction to carboxymethylcellulose in lidocaine jelly and dimethicone drops: A case report and mini‐review

• Main Authors: Eri Hotta (Author), Risa Tamagawa‐Mineoka (Author), Yuri Onishi (Author), Ayaka Sotozono (Author), Megumi Kusunoki (Author), Junko Hattori (Author), Natsue Ioka (Author), Hiromi Mizutani (Author), Koji Masuda (Author), Norito Katoh (Author)
• Format: Book
• Published: Frontiers Media S.A., 2022-12-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Excipient allergies are rare and difficult to diagnose. Carboxymethylcellulose (CMC, carmellose sodium) is an anionic water‐soluble polymer derived from native cellulose, that is, used as an excipient. Here, we report a case of urticaria caused by the CMC in lidocaine jelly and dimethicone...