Adverse drug reactions reported in 1 - <10% of patients treated with Androgel in the controlled clinical trials are listed in the following table: See Table 1.

Gynaecomastia, which may be persistent, is a common finding in patients treated for hypogonadism.
According to the literature, other known undesirable effects have been reported following testosterone oral or injectable treatment and are listed in the following table. (See Table 2.)

Other rare known undesirable effects associated with excessive dosages of testosterone include hepatic neoplasms. Because of the alcohol contained in the product, frequent applications to the skin may cause irritation and dry skin.
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