Myotonia Congenita Thomsen: Causes, Symptoms & Treatment

Myotonia congenita Thomsen is a so-called hereditary disease; it is a hyperexcitability of skeletal muscles. Myotonia congenita Thomsen is one of the hereditary diseases. The prognosis and course of the disease are quite positive; severe limitations that significantly affect the quality of life are not expected. What is myotonia congenita Thomsen? Under the term myotonia … Myotonia Congenita Thomsen: Causes, Symptoms & Treatment

Eribulin

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

Retigabine (Ezogabine)

Products Retigabine was approved in many countries as film-coated tablets since 2011 (Trobalt). In the United States, it is referred to as ezogabine. It was discontinued in 2017. Structure Retigabine (C16H18FN3O2, Mr = 303.3 g/mol) is a carbamate that was developed starting from the analgesic flupirtine. The free primary amino group is -glucuronidated (see below). … Retigabine (Ezogabine)

Memantine

Products Memantine is commercially available as film-coated tablets, meltable tablets, and oral solution (Axura, Ebixa). It has been approved in many countries since 2003. Generic versions were registered in 2014. Structure and properties Memantine (C12H21N, Mr = 179.3 g/mol) is present in drugs as memantine hydrochloride, a white powder that is insoluble in water. Memantine … Memantine

Carmustine

Products Carmustine is commercially available in many countries as a powder and solvent for the preparation of an infusion solution (BiCNU). An implant is also available in some countries (Gliadel). Structure and properties Carmustine (C5H9Cl2N3O2, Mr = 214.0 g/mol) belongs to the nitrosoureas. It exists as a yellowish, granular powder that is very sparingly soluble … Carmustine

Caffeine Citrate Solution

Products Caffeine citrate solution was newly approved in many countries in 2016 (Peyona). It was available earlier in other countries. Structure and properties Caffeine (C8H10N4O2, Mr = 194.2 g/mol) exists as a white crystalline powder or as white silk-like crystals and is sparingly soluble in water. The substance sublimes readily. Citric acid monohydrate (C6H8O7 – … Caffeine Citrate Solution

Antiarrhythmics

Indications For the treatment of cardiac arrhythmias. Active ingredients Class I (sodium channel blockers): class IA: Ajmaline (off-label). Quinidine (out of trade) Procainamide (out of commerce) Class IB: Lidocaine Phenytoin (not approved for this indication in many countries). Tocainide (not commercially available in many countries). Mexiletine (not on sale in many countries). Class IC: Encainid … Antiarrhythmics

Omeprazole: Drug Effects, Side Effects, Dosage and Uses

Products Omeprazole is commercially available in tablet, capsule, and injection/infusion forms and has been approved in many countries since 1988. In addition to the original Antramups, generics and the -enantiomer esomeprazole (Nexium) are also commercially available. At the end of March 2010, after pantoprazole, omeprazole was also approved for self-medication in many countries. In the … Omeprazole: Drug Effects, Side Effects, Dosage and Uses

Noscapine

Products Noscapine is commercially available in the form of lozenges, capsules, drops, as a syrup, and as suppositories. Except for Tussanil N, the drugs are combination products. Structure and properties The phthalideisoquinoline noscapine (C22H23NO7, Mr = 413.4 g/mol) is present in drugs as a free base or as noscapine hydrochloride monohydrate. Noscapine is a white … Noscapine

Trimethoprim and Sulfamethoxazole

Products Trimethoprim and sulfamethoxazole are commercially available in tablet and syrup form (Bactrim, generics). The drug has been approved in many countries since 1969. The Bactrim syrup is no longer available, but a generic is available (Nopil syrup). The fixed combination of the two active ingredients is also called cotrimoxazole. Structure and properties Trimethoprim (C14H18N4O3, … Trimethoprim and Sulfamethoxazole

Isoniazid

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

Antiepileptic Drugs

Products Antiepileptic drugs are commercially available in the form of tablets, dispersible tablets, capsules, solutions, suspensions, syrups, as nasal sprays, enemas, and as injectables, among others. Structure and properties The antiepileptic drugs are structurally heterogeneous agents. Within the class, several groups can be identified (see below). Effects The agents have antiepileptic, anticonvulsant, and muscle relaxant … Antiepileptic Drugs