This active ingredient is in Nuvaring Nuvaring contains two female contraceptive sex hormones: the progestogen etonogestrel and the estrogen ethinylestradiol. The ring, which is inserted into the vagina, releases small amounts of these hormones into the blood. Estrogens inhibit the release of hormones responsible for egg maturation. Progestins change the consistency of the uterine lining … Nuvaring for contraception
Products Benzalkonium chloride is commercially available as an active pharmaceutical ingredient in the form of lozenges, as a gargling solution, as a gel and as a disinfectant, among others. As a preservative, it is commonly added in pharmaceuticals to eye drops, nasal sprays, nose drops and inhalation solutions for asthma and COPD treatment. It is … Benzalkonium Chloride
Products Benzalkonium chloride tampons are approved in many countries (No Gynex). Benzaltex tampons are no longer available. Structure and properties Benzalkonium chloride is a mixture of alkylbenzyldimethylammonium chlorides whose alkyl moiety consists of C8– to C18 chains. It is a white to yellowish white powder or is present as gelatinous, yellowish white, hygroscopic pieces that … Benzalkonium Chloride Tampons
A progestin is a so-called corpus luteum hormone. Along with estrogens, progestins belong to the female sex hormones, they are so-called steroid hormones. What is progestin? Progestins are so-called steroids, the basic structure of which is pregnane. Progesterone, pregnanediol and pregnenolone are the most important representatives of progestins. The natural progestin is a corpus luteum … Progestin: Function & Diseases
Products Transdermal patches are approved as medicinal products. They offer themselves as an alternative to other modes of application such as peroral and parenteral administration. The first products were launched in the 1970s. Structure and properties Transdermal patches are flexible pharmaceutical preparations of varying sizes and thinness that contain one or more active ingredients. They … Transdermal Patches
Vasectomy is the cutting of the vas deferens of the male with the aim of permanent infertility. The main reason for the procedure is the patient’s desire for contraception without the aid of other aids or medications. Vasectomy rarely leads to complications and is usually much less risky than female sterilization. What is vasectomy? A … Vasectomy: Treatment, Effect & Risks
Causes and classification 1. primary, idiopathic headache without underlying disease: Tension headache Migraine Cluster headache Mixed and other, rarer primary forms. 2. secondary headache: the causes of secondary headache as a result of a disease, a particular condition or substances are numerous: head or cervical trauma: Posttraumatic headache Cervical spine acceleration trauma Vascular disorders of … Headache
Products Isotretinoin gel has been approved in many countries since 1994 (Roaccutan Gel, Germany: Isotrex Gel). Structure and properties Isotretinoin (C20H28O2, Mr = 300.4 g/mol) exists as a yellow to faint orange crystalline powder that is practically insoluble in water. Especially in solution, it is sensitive to air, heat, and light. Isotretinoin is a stereoisomer … Isotretinoin Gel
Products Estradiol is commercially available in tablet, transdermal patch, transdermal gel, vaginal ring, and vaginal tablet forms, among others. It is also combined fixed with progestogens. Structure and properties Estradiol (C18H24O2, Mr = Mr = 272.4 g/mol) exists as a white crystalline powder that is practically insoluble in water. Synthetic estradiol is bioidentical with human … Estradiol
Products Lercanidipine is commercially available in the form of film-coated tablets (Zanidip, Zanipress + enalapril). It has been approved in many countries since 2004. Generic versions were registered in 2014. Structure and properties Lercanidipine (C36H41N3O6, Mr = 611.7 g/mol) is a dihydropyridine. It is present in drugs as lercanidipine hydrochloride. The -enantiomer is primarily active. … Lercanidipine
Products No finished drug products containing mestranol are commercially available in many countries. Structure and properties Mestranol (C21H26O2, Mr = 310.4 g/mol) is a methoxy derivative and a prodrug of ethinylestradiol. Effects Mestranol has contraceptive properties. Indications For hormonal contraception in combination with a progestin.
Products Gestodene is marketed in many countries exclusively in combination with ethinyl estradiol in the form of dragées and film-coated tablets as an oral contraceptive (“pill”). It has been approved in many countries since 1986. Structure and properties Gestodene (C21H26O2, Mr = 310.4 g/mol) exists as a white to yellowish crystalline powder that is practically … Gestodene
