antiviral drugs definition

(MeSH)Agents used in the prophylaxis or therapy of VIRUS DISEASES. Il est aussi possible de jouer avec la grille de 25 cases. antiviral (adj.) Use particular caution in HIV-positive patients, since these patients are commonly on multi-drug regimens with a high frequency of interactions. Un article de Wikipédia, l'encyclopédie libre.

Ganciclovir is available in intravenous injection, oral capsules, and intraoccular inserts. The capsules should be reserved for prophylactic use in organ transplant patients, or for HIV infected patients who cannot be treated with the intravenous drug. Antiviral definition is - acting, effective, or directed against viruses. Chaque lettre qui apparaît descend ; il faut placer les lettres de telle manière que des mots se forment (gauche, droit, haut et bas) et que de la place soit libérée. Antiviral drug azidothymidine 63, known also as AZT and zidovudine, is useful in treatment of AIDS as an agent impeding the human immunodeficiency virus replication process.One of the most common approaches to the synthesis of AZT is the nucleophilic ring opening of anhydrothymidine 64 (R 1 = Me; R 2 = H) or its O-protected derivatives (Scheme 10) with azide anion. Drugs used for influenza may be used throughout the influenza season in high risk patients, or within 48 hours of exposure to a known carrier. (Pharmaceutical: Drugs) An antiviral is any drug used to treat diseases, such as herpes infections and AIDS, caused by viruses. Nous contacter Ces médicaments agissent contre de nombreux virus, et sont moins spécifiques que les autres. ], Antiinfective Agents, Anti-Infective Agents, Antimicrobial Agents, Anti-Microbial Agents, Microbicides[Hyper. Delivered to your inbox! voir aussi. 1. inhibiting or stopping the growth and reproduction of viruses. En savoir plus. Ganciclovir should not be used with other drugs which cause hematologic toxicity, and cidofovir should not be used with other drugs that may cause kidney damage. Les premières molécules antivirales étaient difficiles d'emploi pour un traitement médical car, bien qu'elles empêchassent la réplication du virus, elles perturbaient également le fonctionnement des cellules. Extracts and essential oils of medicinal plants are increasingly of interest as novel drugs of antimicrobial and antiviral agents, since herpes simplex virus (HSV) might develop resistance to commonly used antiviral … They are both pregnancy category B. Medical Definition of antiviral (Entry 2 of 2). Their mechanism of action is typically to inactivate the enzymes needed for viral replication. ], Viral Inactivation, Virus Inactivation - Viral Diseases, Virus Diseases[Analogie], Poisoning by other systemic anti-infectives and antiparasitics T37[Classe], Other systemic anti-infectives and antiparasitics Y41[Classe], Toutes les traductions de antiviral drugs, dictionnaire et traducteur pour sites web. Le dictionnaire des synonymes est surtout dérivé du dictionnaire intégral (TID). ○   jokers, mots-croisés How to use a word that (literally) drives some pe... Name that government! These include major pharmaceutical companies (12), Biopharmaceutical companies with antiviral products (86), Additionally, the safety and efficacy of Shionogi's Xofluza, an, The matrix (M) protein of RSV is essential for the formation of infectious virus and is thus a good target for, Taking the antiarrythmic drug amiodarone with the hepatitis C, In addition, low levels of PD1 in the lungs of influenza-virus- infected mice were associated with severe infection and highly pathogenic viruses, such as H5N1.Treatment with PD1 in combination with an approved, Summary: TEHRAN (FNA)- A newly published study showed that a new compound may be more potent and safer for treating bird flu than common, Emeryville, CA, announced it has expanded its Phase 2 clinical study of a proprietary investigation triple-combination, Neopharma, an Abu Dhabi-based pharmaceuticals manufacturer, has got clearance from the UAE Ministry of Health to produce Oseltamivir BR Flu, an, The guidelines, published in the June 3 Federal Register, outline key messages on the use of facemasks and respirators by individuals and families for pandemic flu preparedness, the use of, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, Antiviral Therapeutics Delivery Markets, 2028 Review & Forecasts of Vaccines, Pharmaceuticals and Innovative Technologies, The US FDA approves the new drug Xofluza to treat influenza, Phenotypic and genotypic shifts in hepatitis B virus in treatment-naive patients, Taiwan, 2008-2012, Natural exportin-1 (XPO1) inhibitors as antiviral agents against respiratory syncytial virus (RSV), 75 drugs under clinical development are poised to further improve treatment of HCV infection-Prof. Wasim Jafri, FDA: avoid amiodarone with some hepatitis C antivirals, Study shows fatty acids could lead to flu drug, Adamas Pharmaceuticals expands clinical study for triple-combination antiviral drug in immune-compromised patients, UAE drug company to produce H1N1 medicine, Antiviral research; strategies in antiviral drug discovery, Guidance issued, money awarded to support pandemic flu preparedness, Antivirus and Vulnerability Emergency Response Team. Amantadine, which is also used for treatment of Parkinsonism, may show more frequent CNS effects, including. Jouer, Dictionnaire de la langue françaisePrincipales Références. Tous droits réservés. Most antivirals target specific viruses, while a broad-spectrum antiviral is effective against a wide range of viruses. En poursuivant votre navigation sur ce site, vous acceptez l'utilisation de ces cookies. Fixer la signification de chaque méta-donnée (multilingue). Antiviral drug, any agent that is used in the treatment of an infectious disease caused by a virus. https://medical-dictionary.thefreedictionary.com/Antiviral+Drugs. It acts by inhibiting the multiplication of the influenza A virus. Ces antiviraux agissent sur la production des protéines qui forment l’enveloppe interne du génome viral, le core, en empêchant leur constitution correcte. It may not have been reviewed by professional editors (see full disclaimer), dictionnaire et traducteur pour sites web. When administered orally, the drug has been used in adultys to treat other viral diseases including acute and chronic hepatitis, herpes genitalis, The anti-influenza drugs are generally well tolerated. Some of the ways they may act include preventing viral replication by inhibiting viral DNA polymerase; binding to specific cell-surface receptors and inhibiting viral penetration or uncoating; inhibiting viral protein synthesis; or blocking late stages of virus assembly. Test Your Knowledge - and learn some interesting things along the way. définition - antiviral signaler un problème. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Description Viruses represent a large group of infective agents that are composed of a core of nucleic acids, either RNA or DNA, surrounded by a layer of protein. La pression de la sélection naturelle peut entraîner chez certains virus soumis à un traitement antiviral l'apparition de virus mutants rendus résistants au traitement. En poursuivant votre navigation sur ce site, vous acceptez l'utilisation de ces cookies. Alterations in electrolyte levels may cause seizures. Avec les vaccins et la prévention, ils constituent le seul moyen connu pour lutter contre les infections d'origines virales. Les antiviraux sont efficaces pour lutter contre les virus[1] en attendant la mise au point d'un vaccin, qui est la seule manière connue d'éradiquer un virus sur le long terme, comme l'ont montré les différentes campagnes d'éradication de la poliomyélite et surtout de la variole. Antiviral Drugs (n.). Pour améliorer l'action des antiviraux, certains traitements prescrivent des médicaments stimulant la réaction du système immunitaire, comme c'est le cas avec la ribavirine avec laquelle on prescrit au patient des interférons. Some influenza viruses are resistant to antivirals.

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