April 30, 2017
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"The US Food and Drug Administration (FDA) has approved class-wide labeling changes for all prescription testosterone products, the agency announced today.

New safety information from published literature and case reports on the risks "...



(testosterone) Nasal Gel


Natesto (testosterone) nasal gel is a slightly yellow gel containing 5.5 mg of testosterone in 122.5 mg of Natesto gel for nasal administration. The active pharmacologic ingredient in Natesto is testosterone, an androgen. Testosterone is a white to practically white crystalline powder chemically described as 17β-Hydroxyandrost-4-en-3-one. The structural formula is:

Natesto (testosterone) Structural Formula Illustration

MW: 288.4      MF: C19H28O2

Last reviewed on RxList: 11/9/2016
This monograph has been modified to include the generic and brand name in many instances.

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