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Black-Sweet Birch Pollen

NDC 22840-1446 · Greer Laboratories, Inc.

Generic nameBetula lenta
Dosage formSOLUTION
RouteINTRADERMAL, PERCUTANEOUS, SUBCUTANEOUS
Active ingredient(s)BETULA LENTA POLLEN
Strength20000 [PNU]/mL
Pharmacologic classAllergens [CS], Cell-mediated Immunity [PE], Increased Histamine Release [PE], Increased IgG Production [PE], Non-Standardized Pollen Allergenic Extract [EPC], Pollen [CS]
Marketing categoryBLA

Packages

22840-1446-2 — 10 mL in 1 VIAL, MULTI-DOSE (22840-1446-2)

22840-1446-4 — 50 mL in 1 VIAL, MULTI-DOSE (22840-1446-4)

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

0268-1056 — Birch Black, 0268-1069 — Birch White, 0268-1070 — Birch White, 0268-6608 — Black Birch, 0268-6610 — White Birch, 22840-1444 — Betula lenta, 22840-1445 — Betula lenta, 22840-1448 — Betula lenta, 22840-4435 — Betula lenta, 22840-5412 — Betula lenta, 22840-9403 — Betula lenta, Betula nigra and Betula populifolia, 22840-9404 — Betula lenta, Betula nigra and Betula populifolia, 22840-9405 — Betula lenta, Betula nigra and Betula populifolia, 22840-9407 — Betula lenta, Betula nigra and Betula populifolia, 22840-9408 — Betula lenta, Betula nigra and Betula populifolia, 22840-9493 — Betula lenta, Betula nigra and Betula populifolia, 49643-442 — Betula lenta

From the FDA National Drug Code Directory, retrieved August 24, 2026. Product listings are submitted by labelers; FDA does not verify them.