How rifampicin works The antibiotic rifampicin is effective against various strains of bacteria. It blocks a bacterial enzyme (RNA polymerase) that the germs need to produce vital proteins. As a result, they die. The antibiotic therefore has a bactericidal (bactericidal) effect. Because it is well distributed in the body – rifampicin also has a good … Rifampicin: Effect, Applications, Side Effects
Symptoms Classic cat scratch disease first manifests as a red papule or pustule at the site where the cat scratched or bit. Soon, local lymphadenitis (inflammation and swelling of the lymph nodes) occurs on the side of the body with the injury, often on the armpit or neck. Children and adolescents are particularly affected. Other … Cat Scratch Disease
Products Eribulin is commercially available as a solution for injection (Halaven). It was approved in many countries and in the EU in 2011. In the United States, it has been registered since 2010. Structure and properties Eribulin is present in drugs as eribulin mesilate (C40H59NO11 – CH4O3S, Mr = 826.0 g/mol), a white crystalline powder … Eribulin
Products Caspofungin must be administered as an infusion solution because of its low oral bioavailability (Cancidas, generics). It has been approved in many countries since 2002 and was the first member of the echinocandins. Structure and properties Caspofungin is present in drugs as caspofungin diacetate (C52H88N10O15 – 2C2H4O2, Mr = 1213.42 g/mol), a hygroscopic white … Caspofungin
Products Revefenacin was approved in the United States in 2018 as a monodose inhalation solution (Yupelri). The active ingredient belongs to the LAMA group. Structure and properties Revefenacin (C35H43N5O4, Mr = 597.8 g/mol) exists as a white crystalline powder and is sparingly soluble in water. It has an active metabolite formed by hydrolysis. Effects Revefenacin … Revefenacin
Products Various veterinary drugs containing praziquantel are on the market in many countries. In contrast, no human drugs are registered. Human drugs are also available in Germany, the United States, and other countries, such as Biltricide film-coated tablets. Structure and properties Praziquantel (C19H24N2O2, Mr = 312.4 g/mol) is a racemate. It exists as a white … Praziquantel
Products Dapsone is approved in Germany in tablet form (Dapsone-Fatol). In the USA, it is additionally on the market as a gel for the treatment of acne (Aczone). No preparations are currently registered in many countries. Structure and properties Dapsone or 4,4′-diaminodiphenylsulfone (C12H12N2O2S, Mr = 248.3 g/mol) is a sulfone and aniline derivative with structural … Dapsone
CYP450 Cytochromes P450s are a family of enzymes that are of paramount importance in drug biotransformation. The most important isoenzymes for drug metabolism are: CYP1A1, CYP1A2 CYP2B6 CYP2C9, CYP2C19 CYP2D6 CYP2E1 CYP3A4, CYP3A5 and CYP3A7 The number after the abbreviation CYP stands for the family, the following letter for the subfamily and the last number … Cytochrome P450 (CYP)
Products Nifedipine is commercially available in the form of sustained-release tablets (generics). It was first approved in the mid-1970s. Sales of the original Adalat were discontinued in many countries in 2019. Structure and properties Nifedipine (C17H18N2O6, Mr = 346.3 g/mol) is a dihydropyridine. It exists as a yellow crystalline powder that is practically insoluble in … Nifedipine: Drug Effects, Side Effects, Dosage and Uses
Effects Nifedipine is an active ingredient of the dihydropyridine group and has a relaxing effect on vascular smooth muscle. When used topically or orally, it dilates blood vessels, improves blood flow and thus wound healing, is anti-inflammatory, and relieves anal sphincter spasms. Dihydropyridines inhibit the influx of calcium into smooth muscle cells by inhibiting L-type … Nifedipine Cream for Anal Fissure
Products Vandetanib is commercially available in the form of film-coated tablets (Caprelsa). It was approved in the EU in 2011. It was registered in many countries in May 2012. Structure and properties Vandetanib (C22H24BrFN4O2, Mr = 475.4 g/mol) is a quinazolinamine and piperidine derivative that is practically insoluble in water. Effects Vandetanib (ATC L01XE12) is … Vandetanib
Products Isoniazid is commercially available in tablet form (eg, Isoniazid Labatec, combination products). Structure and properties Isoniazid (C6H7N3O, Mr = 137.1 g/mol) exists as a white crystalline powder or colorless crystals and is readily soluble in water. It is also known as isonicotinylhydrazine (INH). Effects Isoniazid (ATC J04AC01) has bacteriostatic to bactericidal properties against . … Isoniazid