Prescription drug

Where is Gallus Gallus Feather made?

3 companies sell it under their own name. None of their labels names the factory.

Companies and their factories

Company on the labelFactoryWhereLast FDA inspection
Allergy Laboratories, Inc. Chicken Feathers1 g per 20 mL · NDC 54575-293The label doesn't name the factory. Plants this company names for other drugs
Antigen Laboratories, Inc. Chicken Feather0.02 g per 1 mL, 0.05 g per 1 mL · NDC 49288-0126, 49288-0125The label doesn't name the factory. Plants this company names for other drugs
Nelco Laboratories, Inc. Chicken Feathers0.05 g per 1 mL, 0.1 g per 1 mL, 10000 [PNU] per 1 mL, 20000 [PNU] per 1 mL · NDC 36987-1021, 36987-1022, 36987-1023 +5The label doesn't name the factory. Plants this company names for other drugs