Vilaprisan (, ) (developmental code name BAY-1002670) is a
synthetic
Synthetic may refer to:
Science
* Synthetic biology
* Synthetic chemical or compound, produced by the process of chemical synthesis
* Synthetic elements, chemical elements that are not naturally found on Earth and therefore have to be created in ...
and
steroid
A steroid is an organic compound with four fused compound, fused rings (designated A, B, C, and D) arranged in a specific molecular configuration.
Steroids have two principal biological functions: as important components of cell membranes t ...
al
selective progesterone receptor modulator
A selective progesterone receptor modulator (SPRM) is an agent that acts on the progesterone receptor (PR), the biological target of progestogens like progesterone. A characteristic that distinguishes such substances from full receptor agonists ...
(SPRM) which is under development by
Bayer HealthCare Pharmaceuticals for the treatment of
endometriosis
Endometriosis is a disease in which Tissue (biology), tissue similar to the endometrium, the lining of the uterus, grows in other places in the body, outside the uterus. It occurs in women and a limited number of other female mammals. Endomet ...
and
uterine fibroids
Uterine fibroids, also known as uterine leiomyomas, fibromyoma or fibroids, are leiomyoma, benign smooth muscle tumors of the uterus, part of the female reproductive system. Most people with fibroids have no symptoms while others may have dysm ...
.
It is a
potent and highly
selective partial agonist
In pharmacology, partial agonists are drugs that bind to and activate a given Receptor (biochemistry), receptor, but have only partial Intrinsic activity, efficacy at the receptor relative to a full agonist. They may also be considered Ligand (bio ...
of the
progesterone receptor
The progesterone receptor (PR), also known as NR3C3 or nuclear receptor subfamily 3, group C, member 3, is a protein found inside cells. It is activated by the steroid hormone progesterone.
In humans, PR is encoded by a single ''PGR'' gene resi ...
(PR).
As of 2017, the drug is in
phase II clinical trial
Clinical trials are prospective biomedical or behavioral research studies on human subject research, human participants designed to answer specific questions about biomedical or behavioral interventions, including new treatments (such as novel v ...
s for the aforementioned indications.
See also
*
List of investigational sex-hormonal agents ยง Progestogenics
*
Lonaprisan
*
Mifepristone
Mifepristone, and also known by its developmental code name RU-486, is a drug typically used in combination with misoprostol to bring about a medical abortion during pregnancy. This combination is 97% effective during the first 63 days (9 wee ...
*
Onapristone
Onapristone () (developmental code names ZK-89299, ZK-299) is a synthetic and steroidal antiprogestogen with additional antiglucocorticoid activity which was developed by Schering and described in 1984 but was never marketed. It is a sile ...
*
Ulipristal acetate
Ulipristal acetate, sold under the brand name Ella among others, is a medication used for emergency contraception (birth control) and uterine fibroids. As emergency contraception it should be used within 120 hours of vaginally penetrating inte ...
References
External links
Vilaprisan - AdisInsight
Tertiary alcohols
Estranes
Enones
Organofluorides
Selective progesterone receptor modulators
Benzosulfones
Conjugated dienes
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