When her next baby was born, despite the opposition of her mother, the doctors, and even of her husband himself—who were all vigorously opposed to her nursing her baby herself, a thing then unheard of and considered injurious—she insisted on having her own way, and after that nursed all her babies herself.
There are no more uses of "injurious" in the book.
Show samples from other sources
The belief is not only foolish, but potentially injurious.
altogether he assured me that it would be excessively troublesome, injurious, and unsafe.