Zinc Sulfate

Products Zinc sulfate is commercially available as a gel for the treatment of cold sores (Lipactin, D: Virudermin). It is also sold as a proprietary preparation in some pharmacies (Zinci sulfatis hydrogel 0.1% FH). Hima Pasta is no longer available in many countries. Structure and properties Zinc sulfate is the zinc salt of sulfuric acid. … Zinc Sulfate

Zanamivir

Products Zanamivir is commercially available as a dischaler for powder inhalation (Relenza). It has been approved in many countries since 1999. Zanamivir is far less well known than oseltamivir (Tamiflu), probably mainly because of its more complicated administration. Structure and properties Zanamivir (C12H20N4O7, Mr = 332.3 g/mol) exists as a white powder. It has a … Zanamivir

Entecavir

Products Entecavir is commercially available as film-coated tablets and as an oral solution (Baraclude). It has been approved in many countries since 2006. Generic versions have been available since 2017. Structure and properties Entecavir (C12H15N5O3, Mr = 277.3 g/mol) is a 2′-deoxyguanosine nucleoside analog. It exists as a white powder that is sparingly soluble in … Entecavir

Bite Wounds

Symptoms Bite wounds manifest as painful mechanical damage to the skin and underlying tissues, for example, tendons, muscles, and nerves. They often occur on the arms and hands and can be potentially dangerous and fatal. A major concern with a bite wound is the transmission of infectious diseases. Pathogens involved include , , , , … Bite Wounds

COVID-19

Symptoms Symptoms of Covid-19 include (selection): Fever Cough (irritating cough or with sputum) Respiratory disorders, shortness of breath, shortness of breath. Feeling sick, fatigue Cold symptoms: runny nose, stuffy nose, sore throat. Pain in the limbs, muscle and joint pain. Gastrointestinal complaints: Diarrhea, nausea, vomiting, abdominal pain. Nervous system: impairment of the sense of smell … COVID-19

Neuraminidase Inhibitor

Products Neuraminidase inhibitors are commercially available in the form of capsules, powder for oral suspension, powder inhalers, and injectables. The first agents to be approved were zanamivir (Relenza) in 1999, followed by oseltamivir (Tamiflu). Laninamivir (Inavir) was released in Japan in 2010 and Peramivir (Rapivab) in the USA in 2014. The public is most familiar … Neuraminidase Inhibitor

Fusion Inhibitors

Effects Fusion inhibitors have antiviral properties against viruses. They inhibit fusion with the host cell and prevent virus entry. Indications For the treatment of viral infectious diseases. Active ingredients Enfuvirtide (Fuzeon) Umifenovir (Arbidol)

Amantadine

Products Amantadine is commercially available as film-coated tablets, capsules, and an infusion solution (Symmetrel, PK-Merz). It has been approved in many countries since 1966. Structure and properties Amantadine (C10H17N, Mr = 151.2 g/mol) is present in drugs as amantadine sulfate or amantadine hydrochloride. Amantadine hydrochloride is a white crystalline powder that is readily soluble in … Amantadine

Cold Sores Causes and Treatment

Symptoms Cold sores manifest as fluid-filled blisters that appear in groups around the lips. An episode begins with tightening, itching, burning, pulling, and tingling before the skin affection becomes visible. As the episode progresses, the vesicles coalesce, break open, crust over, and heal. The lesions, some of which are painful, can also occur on other … Cold Sores Causes and Treatment

Elbasvir

Products Elbasvir was approved in many countries in 2016 as a fixed-dose combination with the protease inhibitor grazoprevir in film-coated tablet form (Zepatier). Structure and properties Elbasvir (C49H55N9O7, Mr = 882.0 g/mol) Effects Elbasvir (ATC J05AX68) has antiviral properties. The effects are due to binding to the viral protein NS5A (Non-Structural Protein 5A). Unlike other … Elbasvir

Valaciclovir

Products Valaciclovir is commercially available in the form of film-coated tablets (Valtrex, generic). It has been approved in many countries since 1995. Structure and properties Valaciclovir (C13H20N6O4, Mr = 324.3 g/mol) is the ester of the natural amino acid valine and the antiviral drug aciclovir. It is present in drugs as valaciclovir hydrochloride, a white … Valaciclovir