Desogestrel

Leuprorelin is part of our peptide portfolio. All our APIs are produced routinely and on commercial scale according to cGMP.

Aspen Oss has 50 years of peptide experience. We have a batch to batch reproducibility combined with high yield and purify profiles.

Oxytocin is part of our peptide portfolio. All our APIs are produced routinely and on commercial scale according to cGMP.

Aspen Oss has 50 years of peptide experience. We have a batch to batch reproducibility combined with high yield and purify profiles.

Conjugated Estrogens is part of our steroid hormones portfolio.

Esterified Estrogens is part of our steroid hormones portfolio.

Aspen Oss B.V offers a wide range of products which includes estradiol valerate. Therapeutic category: steroid hormones. Contact us for more information.

Aspen Oss B.V offers a wide range of products which includes estriol. Therapeutic category: steroid hormones. Contact us for more information.

Aspen Oss B.V offers a wide range of products which includes ethynodiol diacetate. Therapeutic category: steroid hormones. Contact us for more information.

Aspen Oss B.V offers a wide range of products which includes Lynestrenol. Therapeutic category: norsteroids. Contact us for more information.

Aspen Oss B.V offers a wide range of products which includes nandrolone decanoate. Therapeutic category: steroid hormones. Contact us for more information.

Aspen Oss B.V offers a wide range of products which includes norethindrone. Therapeutic category: steroid hormones. Contact us for more information.

Aspen Oss B.V offers a wide range of products which includes progesterone. Therapeutic category: steroid hormones. Contact us for more information.

Aspen Oss B.V offers a wide range of products which includes tibolone. Therapeutic category: steroid hormones. Contact us for more information.

Our Green Continuous Liquid Phase Peptide Synthesis (GC-LPPS) combines the advantages of the classical solution-phase synthesis with the solid-phase approach. 

Aspen is a global specialty and branded pharmaceutical company committed to promoting access to medicines and improving the health of patients across the world through our high quality, affordable products. Active at every stage of the value chain, we are uniquely diversified by geography, product and manufacturing capability.

While in the past, much of the discussion around sustainability in the pharmaceutical industry rightly focused on efforts to minimize the environmental impact of drug production, the needle has now shifted. There are signs that companies not only understand that it represents one of the world’s biggest challenges moving forward, but also that they are starting to incorporate sustainability practices into a much broader suite of operations.