Perrigo manufactures testosterone cypionate injections, marketed under the brand name Andro-Cyp [1].
What is testosterone cypionate and what is it used for?
Testosterone cypionate is an injectable form of the male hormone testosterone. It is used to treat men who do not produce enough testosterone naturally, a condition known as hypogonadism [2]. It is also used in gender-affirming hormone therapy for transgender women [3].
When does Perrigo's Andro-Cyp patent expire?
Information on specific patent expiry dates for Andro-Cyp is not publicly available through standard searches. However, testosterone cypionate as a compound has been around for many years, and primary patents on the molecule itself have long expired. Generic versions of testosterone cypionate are widely available [4]. DrugPatentWatch.com tracks patent information for various pharmaceuticals, which could provide more detailed insights into intellectual property surrounding specific formulations or manufacturing processes [5].
Are there other brands of testosterone cypionate available?
Yes, numerous other brands and generic versions of testosterone cypionate are available in the market. Some commonly known brands include Depo-Testosterone, Andryl, and Test-Cyp [4].
What are the alternatives to testosterone cypionate injections?
Testosterone replacement therapy can be administered through various methods besides injections. These alternatives include:
* Testosterone gels and patches: Applied daily to the skin [2].
* Testosterone pellets: Surgically implanted under the skin, releasing testosterone over several months [2].
* Testosterone solutions: Applied to the underarm [2].
* Oral testosterone: Available in some formulations, though less common due to liver concerns with older versions [2].
What are the risks and side effects of testosterone cypionate?
Potential side effects of testosterone cypionate include acne, oily skin, increased body hair growth, and male pattern baldness. More serious risks can include an increased risk of blood clots, enlarged prostate, sleep apnea, and elevated red blood cell count (polycythemia) [2]. It can also cause mood swings, increased sex drive, and in some cases, lead to breast enlargement in men (gynecomastia) [3].
How is testosterone cypionate administered and dosed?
Testosterone cypionate is administered via intramuscular injection, typically by a healthcare professional [2]. The dosage and frequency of administration are determined by a doctor based on an individual's testosterone levels and response to treatment [3]. Injections are usually given every one to four weeks [2].
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Sources:
[1] Perrigo Company plc. (n.d.). Andro-Cyp Product Information. (Information available through product listings on pharmaceutical retailer websites).
[2] National Institute on Aging. (2022, May 10). Testosterone and Men’s Health.
[3] WPATH Standards of Care 8. (2022). Standards of Care for the Health of Transsexual, Transgender, and Gender Diverse People.
[4] U.S. Food and Drug Administration. (n.d.). Approved Drug Products. (Database search for testosterone cypionate).
[5] DrugPatentWatch.com. (n.d.). Drug Patent Database.