Burweed Giant Poverty Marsh Elder

NDC 22840-1345 · Greer Laboratories, Inc.

Generic nameIva xanthifolia

Dosage formSOLUTION

RouteINTRADERMAL, PERCUTANEOUS, SUBCUTANEOUS

Active ingredient(s)CYCLACHAENA XANTHIFOLIA POLLEN

Strength.001 g/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

22840-1345-1 — 5 mL in 1 VIAL, MULTI-DOSE (22840-1345-1)

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

0268-1258 — Marshelder Burweed, 0268-1259 — Marshelder Burweed, 0268-6636 — Burweed Marshelder, 22840-5313 — Iva xanthifolia, 49643-365 — Iva xanthifolia, 65044-1858 — Pollens - Weeds, Marshelder/Poverty Mix, 65044-1859 — Pollens - Weeds, Marshelder/Poverty Mix, 65044-1861 — Pollens - Weeds, Marshelder/Poverty Mix

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

Read from: FDA National Drug Code Directory, product.txt and package.txt (accessdata.fda.gov/cder/ndctext.zip) — Snapshot retrieved 2026-08-24, loaded 2026-08-24; CMS Medicare Part B Drug Average Sales Price (ASP) Pricing Files (cms.gov/medicare/payment/part-b-drugs/asp-pricing-files) -- the NDC-HCPCS crosswalk and Part B payment limit files — 2026 Q3 (July 2026 release). All data sources · How to read the labels