Mar 12, 2020 · In February 2020, China approved the use of the antiviral drug favilavir to treat symptoms of COVID-19. The drug was initially developed to treat inflammation in the nose and throat. As the drug target is not under the genetic control of the virus, the virus cannot mutate around it as readily, or at all. The iminosugars will also be antiviral against all variants of this coronavirus, including those for which vaccines are not yet available, and any mutants that might arise naturally or in response to direct acting antiviral drugs, such as protease inhibitors (eg, Paxlovid ...Antiviral drugs are different from antibiotics, which fight against bacterial infections. Antiviral drugs for flu only work to treat flu. Flu antiviral drugs are different than antiviral drugs used to treat other infectious diseases such as COVID-19. Antiviral drugs prescribed to treat COVID-19 are not approved or authorized to treat flu.On Sept. 27, Pfizer said that it was launching a late-phase clinical trial to test whether, in combination with another drug, its oral COVID-19 antiviral can prevent infection with the coronavirus ...demonstrated clinical benefit for the treatment of COVID-19, the Panel recommends against the use of ivermectin for the treatment of COVID-19 (AIIa). See Table 7b for summaries of the key studies that informed the Panel’s recommendation. Drug Availability Ivermectin is not approved or authorized by the FDA for the treatment of COVID-19 ... If you have a Medicare card, and are eligible, the Pharmaceutical Benefits Scheme PBS subsidises the cost of oral antiviral COVID-19 medication. From 1 January 2023 the maximum that a pharmacy can charge per oral medication is: $7.30 for concession cardholders. State and territory hospitals can provide the oral antivirals if you are advised to ...Griffin says that the development of direct acting drugs was hampered by the initial response to covid-19, which focused on repurposing existing drugs since that was a faster route. “Back in 2020, we had to try and find any antiviral that worked against this virus—that’s why remdesivir and molnupiravir was used, as they had been tried ...Nov 16, 2022 · This section describes trends in the use of COVID-19 medications that have been shown to be effective in lowering risk for severe health outcomes, including COVID-19–related deaths. Data presented are from PCORnet , a network of healthcare facilities that contains electronic health record data for over 30 million people. Mar 16, 2021 · Antiviral drugs and COVID-19 The worldwide outbreak of COVID-19 virus infection is associated with the unavailability of specific drug(s) to combat with this viral infection. To date, nearly 10 million people are infected and about 500,000 people die worldwide due to COVID-19 viral infection. We have now tested these three drugs in various cell lines (VeroE6, Vero76, Caco-2, Calu-3, A549-ACE2, HUH-7, and monocytes) infected with SARS-CoV-2 as well as other viruses (including MHV and HCoV 229E). The compilation of these results indicated considerable variability in antiviral activity observed across cell lines.The FDA authorized two antivirals, Pfizer's Paxlovid and Merck's molnupiravir, for the treatment of COVID-19 in certain patients. Hospital Treatments for COVID-19. There are treatments for hospitalized patients with severe cases of COVID-19 that have been approved or authorized for emergency use by the Food and Drug Administration (FDA). Dec 16, 2022 · The US Food and Drug Administration hasn't listed oseltamivir in its drug shortage database, but the agency did acknowledge "localized shortages" of the drug on Dec 5. Drug restocking date uncertain Antiviral therapy is an important adjunct to vaccination in the prevention and control of the flu and can reduce the duration of flu symptoms and ... The antiviral medication Paxlovid has proven to be effective in preventing serious illnesses from COVID-19. Right now, only people with certain medical conditions can be prescribed the drug.There are currently two oral antiviral pills, Paxlovid and Lagevrio, authorized for emergency use for the treatment of certain patients with mild to moderate COVID-19. Data have shown that the...Date Update Type Topic ; 5/25/2023: FDA Approves First Oral Antiviral for Treatment of COVID-19 in Adults. Today, the U.S. Food and Drug Administration approved the oral antiviral Paxlovid ... The US Food and Drug Administration hasn't listed oseltamivir in its drug shortage database, but the agency did acknowledge "localized shortages" of the drug on Dec 5. Drug restocking date uncertain Antiviral therapy is an important adjunct to vaccination in the prevention and control of the flu and can reduce the duration of flu symptoms and ...Ibuprofen, which is also known by the brand names Advil and Motrin, is a non-steroidal anti-inflammatory drug (NSAID). These types of medications can help lower your fever and minimize muscle aches from COVID-19, while also reducing some inflammation in your body. Ibuprofen doesn’t treat the virus itself, but it can make you feel a lot better.COVID-19. Pfizer. 3C-like protease inhibitor (Nirmatrelvir) / inhibition of metabolism of nirmatrelvir (ritonavir) Nevirapine. HIV. non- nucleoside reverse transcriptase inhibitor. Nitazoxanide. Broad-spectrum antiviral.Recommendations for the use of antiviral agents to treat COVID-19 Remdesivir Information on the use of intravenous remdesivir as treatment for COVID-19 Ritonavir-Boosted Nirmatrelvir (Paxlovid) Drug interactions and other considerations for the use of ritonavir-boosted nirmatrelvir (Paxlovid) MolnupiravirFrom these results, it is evident that the use of these drugs for COVID-19 requires further investigation. An alternative treatment for COVID-19 is the utilization of convalescent plasma (CP) (Chen L. et al., 2020). This treatment refers to plasma therapy based on plasma or plasma derivatives, obtained from donors who were previously infected ...There are two antiviral medications that have been issued Emergency Use Authorization (EUA) by the U.S. FDA: Pfizer’s Paxlovid and Merck’s molnupiravir. Both treatments are in limited supply, and a prescription does not guarantee the medication will be available. Treatment should be initiated as soon as possible after diagnosis of COVID-19 ...Currently, humans are immersed in a pandemic caused by the emerging severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which threatens public health worldwide. To date, no drug or vaccine has been approved to treat the severe disease caused by this coronavirus, COVID-19. In this paper, we will focus on the main virus-based and host-based targets that can guide efforts in medicinal ...Nov 4, 2021 · The antiviral Lagevrio (molnupiravir) is safe and effective at reducing the risk of hospitalisation and death in people with mild to moderate COVID-19 who are at increased risk of developing ... The treatments available for people at the highest risk of becoming seriously ill from COVID-19 are: Nirmatrelvir plus ritonavir, remdesivir and molnupiravir are antiviral medicines. Sotrovimab is known as a neutralising monoclonal antibody (nMAb). Sotrovimab is recommended if nirmatrelvir plus ritonavir (Paxlovid) is not suitable. Who can and cannot take it. How and when to take it. Side effects. Pregnancy, breastfeeding and fertility. Taking Paxlovid with other medicines and herbal supplements. Two new oral antiviral medications are available for treatment of COVID-19. Two new antiviral medications, ritonavir-boosted nirmatrelvir (Paxlovid, ie, nirmatrelvir-ritonavir) and molnupiravir (Lagevrio), are currently available in the US under emergency use authorization. These 2 drugs are authorized for treatment of patients with mild to ...May 26, 2023 · To access the Letters of Authorization and Fact Sheets for Healthcare Providers and Patients, Parents, and Caregivers for EUAs for drug and biological products during the COVID-19 pandemic, see ... SARS-CoV-2 belongs to the family of enveloped, single-strand RNA viruses known as Betacoronavirus in Coronaviridae, first reported late 2019 in China. It has since been circulating world-wide, causing the COVID-19 epidemic with high infectivity and fatality rates. As of the beginning of April 2021, pandemic SARS-CoV-2 has infected more than 130 ...In February 2020, China approved the use of the antiviral drug favilavir to treat symptoms of COVID-19. The drug was initially developed to treat inflammation in the nose and throat.for the treatment of COVID-19. Summary Recommendations Recommendations for Treating Nonhospitalized Adults • The COVID-19 Treatment Guidelines Panel (the Panel) recommends the following anti-SARS-CoV-2 therapies as preferred treatments for COVID-19. These drugs are listed in order of preference: • Ritonavir-boosted nirmatrelvir (Paxlovid ...Ivermectin for Early Covid-19 Multiple medications in common use have been considered for the treatment of Covid-19. ... scabies). 3 The in vitro antiviral activity of ivermectin has been explored ...Oct 15, 2021 · On Sept. 27, Pfizer said that it was launching a late-phase clinical trial to test whether, in combination with another drug, its oral COVID-19 antiviral can prevent infection with the coronavirus ... SARS-CoV-2 belongs to the family of enveloped, single-strand RNA viruses known as Betacoronavirus in Coronaviridae, first reported late 2019 in China. It has since been circulating world-wide, causing the COVID-19 epidemic with high infectivity and fatality rates. As of the beginning of April 2021, pandemic SARS-CoV-2 has infected more than 130 ...effective for the treatment of COVID-19. For this reason, and because other medications now have demonstrated clinical benefit for the treatment of COVID-19, the Panel recommends against the use of ivermectin for the treatment of COVID-19 (AIIa). See Table 7b for summaries of the key studies that informed the Panel’s recommendation. Drug ...Oral antiviral treatment works by targeting specific proteins on the SARS-CoV-2 virus to prevent efficient virus replication within the host cell. Paxlovid and molnupiravir reduce the risk of hospitalization and death by 88% and 30% respectively, in patients at high-risk for severe COVID-19 when started early after symptom onset.There are two antiviral medications that have been issued Emergency Use Authorization (EUA) by the U.S. FDA: Pfizer’s Paxlovid and Merck’s molnupiravir. Both treatments are in limited supply, and a prescription does not guarantee the medication will be available. Treatment should be initiated as soon as possible after diagnosis of COVID-19 ...May 9, 2023 · COVID-19 therapeutics can be used to prevent or treat eligible non-hospitalized patients who have mild to moderate COVID-19 symptoms. Prevention and early treatment for eligible patients can help improve patient outcomes, reduce stress on healthcare facilities, and even save lives. At this time, Veklury (remdesivir) and Paxlovid (nirmatrelvir ... - Mayo Clinic COVID-19 drugs: Are there any that work? I've heard several drugs mentioned as possible treatments for COVID-19. What are they and how do they work? Answer From Daniel C. DeSimone, M.D. The FDA has approved an antiviral drug called remdesivir (Veklury) to treat COVID-19 in adults and children who are age 12 and older.The antiviral treatment remdesivir, sold under the brand name Veklury, was the first COVID-19 therapy to get full FDA approval, and, so far, it's still the only one. Although originally used in COVID-19 patients only after they were hospitalized, new data suggests it can be helpful in outpatients who become infected and who are at high risk for ...Researchers are studying other potential treatments for COVID-19, including: Antiviral drugs. Researchers are testing the antiviral drugs favipiravir and merimepodib. Studies have found that the combination of lopinavir and ... Anti-inflammatory therapy. Researchers study many anti-inflammatory ... Nov 25, 2021 · The quest for effective drugs to treat COVID-19 has been a priority since the outbreak of the disease. The clinical application of remdesivir has been greatly restricted by the need for intravenous administration, as well as unstable concentrations in plasma and variable antiviral activity in different organelles.1 Four neutralising antibodies (bamlanivimab, etesevimab, casirivimab, and ... COVID-19 convalescent plasma with high titers of anti-SARS-CoV-2 antibodies is authorized for the treatment of COVID-19 in patients with immunosuppressive disease or receiving immunosuppressive ...May 13, 2021 · SARS-CoV-2 belongs to the family of enveloped, single-strand RNA viruses known as Betacoronavirus in Coronaviridae, first reported late 2019 in China. It has since been circulating world-wide, causing the COVID-19 epidemic with high infectivity and fatality rates. As of the beginning of April 2021, pandemic SARS-CoV-2 has infected more than 130 ... Dec 22, 2021 · The U.S. Food and Drug Administration (FDA) has issued an Emergency Use Authorization (EUA) for the emergency use of the unapproved product PAXLOVID for the treatment of mild-to-moderate coronavirus disease 2019 (COVID-19) in adults and pediatric patients (12 years of age and older weighing at least 40 kg) with positive results of direct severe ... And if the history of antiviral research is any guide, the first drugs for Covid-19 will probably only offer modest benefit against the disease, Dr. Fauci said. But that would be a good start.Antivirals. Antiviral medications help the body fight off harmful viruses. The drugs can ease symptoms and shorten the length of a viral infection. Antivirals also lower the risk of getting or spreading viruses that cause herpes and HIV. One approved antiviral treats the coronavirus that causes COVID-19.Antiviral drugs are different from antibiotics, which fight against bacterial infections. Antiviral drugs for flu only work to treat flu. Flu antiviral drugs are different than antiviral drugs used to treat other infectious diseases such as COVID-19. Antiviral drugs prescribed to treat COVID-19 are not approved or authorized to treat flu.Dec 29, 2021 · New antiviral pills for COVID-19 recently authorized for emergency use in high-risk people by the U.S. Food and Drug Administration should give doctors an easier means of keeping people out of the ... Pfizer and Merck Covid-19 antiviral pills receive FDA emergency use authorization. ... Pfizer's pill is the first oral antiviral drug authorized by the FDA that is specifically designed to fight ...n engl j med 384;6 nejm.org February 11, 2021 499 Repurposed Antiviral Drugs for Covid-19 no trial lopinavir while they were unable to swal-low. The regimen for interferon (mainly subcuta-Aug 22, 2023 · The Panel reviews the most recent clinical data to develop treatment recommendations for clinicians who are caring for patients with COVID-19. Antivirals, Including Antibody Products These sections summarize data on the use of antiviral agents for the treatment of COVID-19. Credit: NIH/NIAID. Researchers have identified a powerful combination of antivirals to treat COVID-19. Combining the drug brequniar with remdesivir or molnupiravir—both approved by the U.S. Food ...There are two oral antiviral therapies currently available to treat Covid-19 in the United States. One, called Paxlovid, was developed by Pfizer and was the first oral treatment authorized for ...Nov 4, 2021 · The antiviral Lagevrio (molnupiravir) is safe and effective at reducing the risk of hospitalisation and death in people with mild to moderate COVID-19 who are at increased risk of developing ... Reading time: 1 min (365 words) WHO has recommended two new drugs for COVID-19, providing yet more options for treating the disease. The extent to which these medicines will save lives depends on how widely available and affordable they will be. The first drug, baricitinib, is strongly recommended for patients with severe or critical COVID-19.Sep 5, 2023 · Paxlovid is an antiviral therapy that consists of two separate medications packaged together. When you take your three-pill dose, two of those pills will be nirmatrelvir, which inhibits a key enzyme that the COVID virus requires in order to make functional virus particles. COVID-19 convalescent plasma with high titers of anti-SARS-CoV-2 antibodies is authorized for the treatment of COVID-19 in patients with immunosuppressive disease or receiving immunosuppressive ...- Mayo Clinic COVID-19 drugs: Are there any that work? I've heard several drugs mentioned as possible treatments for COVID-19. What are they and how do they work? Answer From Daniel C. DeSimone, M.D. The FDA has approved an antiviral drug called remdesivir (Veklury) to treat COVID-19 in adults and children who are age 12 and older.Mar 16, 2021 · Antiviral drugs and COVID-19 The worldwide outbreak of COVID-19 virus infection is associated with the unavailability of specific drug(s) to combat with this viral infection. To date, nearly 10 million people are infected and about 500,000 people die worldwide due to COVID-19 viral infection. SARS-CoV-2 belongs to the family of enveloped, single-strand RNA viruses known as Betacoronavirus in Coronaviridae, first reported late 2019 in China. It has since been circulating world-wide, causing the COVID-19 epidemic with high infectivity and fatality rates. As of the beginning of April 2021, pandemic SARS-CoV-2 has infected more than 130 ...Mar 16, 2021 · Antiviral drugs and COVID-19 The worldwide outbreak of COVID-19 virus infection is associated with the unavailability of specific drug(s) to combat with this viral infection. To date, nearly 10 million people are infected and about 500,000 people die worldwide due to COVID-19 viral infection. Two new oral antiviral medications are available for treatment of COVID-19. Two new antiviral medications, ritonavir-boosted nirmatrelvir (Paxlovid, ie, nirmatrelvir-ritonavir) and molnupiravir (Lagevrio), are currently available in the US under emergency use authorization. These 2 drugs are authorized for treatment of patients with mild to ...Nov 4, 2021 · The antiviral Lagevrio (molnupiravir) is safe and effective at reducing the risk of hospitalisation and death in people with mild to moderate COVID-19 who are at increased risk of developing ... Antiviral Treatments That the Panel Recommends Against The Panel recommends against the use of the following drugs for the treatment of COVID-19, except in a clinical trial: Interferon alfa or beta in nonhospitalized patients ( AIIa ) Interferon alfa in hospitalized patients ( AIIa )Abstract Background New treatments are needed to reduce the risk of progression of coronavirus disease 2019 (Covid-19). Molnupiravir is an oral, small-molecule antiviral prodrug that is active agai...SARS-CoV-2 belongs to the family of enveloped, single-strand RNA viruses known as Betacoronavirus in Coronaviridae, first reported late 2019 in China. It has since been circulating world-wide, causing the COVID-19 epidemic with high infectivity and fatality rates. As of the beginning of April 2021, pandemic SARS-CoV-2 has infected more than 130 ...The antiviral drug remdesivir, for example, is a polymerase inhibitor that works similarly to molnupiravir, and it has been shown to be effective against Covid-19, but it can be administered only ...The COVID-19 is affecting thousands of peoples day by day and continues to spread across the world. The present review has focused on promising repurposing drugs, including remdesivir, lopinvar/retinovar, favipiravir, hydroxychloroquine, monoclonal antibodies and vaccines against the SARS-CoV-2 infection. Besides, our review has also focused on many organizations that are in the race to ...This drug has further been demonstrated to exert antiviral activity against Zika virus (ZIKV) in in vitro screening assays , but failed to offer protection in ZIKV-infected mice . Recently, Caly et al. reported on the antiviral activity of ivermectin against SARS-CoV-2, the causative agent of COVID-19 . These authors demonstrated that a single ...Feb 7, 2022 · Credit: NIH/NIAID. Researchers have identified a powerful combination of antivirals to treat COVID-19. Combining the drug brequniar with remdesivir or molnupiravir—both approved by the U.S. Food ... Agreement builds on Pfizer’s comprehensive strategy to work toward equitable access to COVID-19 vaccines and treatments for all people, particularly those living in the poorest parts of the world Agreement will enable qualified sub-licensees to supply countries comprising approximately 53% of the world’s population Interim data from the Phase 2/3 EPIC-HR study demonstrated an 89% reduction ...Credit: NIH/NIAID. Researchers have identified a powerful combination of antivirals to treat COVID-19. Combining the drug brequniar with remdesivir or molnupiravir—both approved by the U.S. Food ...The treatments available for people at the highest risk of becoming seriously ill from COVID-19 are: Nirmatrelvir plus ritonavir, remdesivir and molnupiravir are antiviral medicines. Sotrovimab is known as a neutralising monoclonal antibody (nMAb). Sotrovimab is recommended if nirmatrelvir plus ritonavir (Paxlovid) is not suitable. Dec 21, 2021 · Ibuprofen, which is also known by the brand names Advil and Motrin, is a non-steroidal anti-inflammatory drug (NSAID). These types of medications can help lower your fever and minimize muscle aches from COVID-19, while also reducing some inflammation in your body. Ibuprofen doesn’t treat the virus itself, but it can make you feel a lot better. The omicron variant has mutations in both the RNA-dependent RNA polymerase (RdRp) and the main protease of SARS-CoV-2, which are targets for antiviral drugs such as RdRp inhibitors (remdesivir and molnupiravir) and the main protease inhibitor PF-07304814, 5 which arouses concern regarding the decreased effectiveness of these drugs against omicron.There is strong scientific evidence that antiviral treatment of outpatients at risk for severe COVID-19 reduces their risk of hospitalization and death.; The antiviral drugs nirmatrelvir with ritonavir (Paxlovid) and remdesivir (Veklury) are the preferred treatments for eligible adult and pediatric patients who are at high risk for progression to severe COVID-19.The Therapeutic Goods Association also maintains a list of COVID-19 treatments that have been approved for use in Australia. What oral COVID-19 antiviral medicines can people take at home? People with COVID-19 who don’t need oxygen and are not in hospital may be eligible for either Lagevrio or Paxlovid if they meet certain criteria. Lagevrio ...
Paxlovid is a swallowable tablet that stops the COVID-19 virus from replicating and progressing to a more severe state. Most recently, the drug was approved by the Food and Drug Administration (FDA) to treat mild to moderate COVID-19 in adults (people 18 and older) who are at high risk for developing severe COVID-19.. Tbxcgszl
The quest for effective drugs to treat COVID-19 has been a priority since the outbreak of the disease. The clinical application of remdesivir has been greatly restricted by the need for intravenous administration, as well as unstable concentrations in plasma and variable antiviral activity in different organelles.1 Four neutralising antibodies (bamlanivimab, etesevimab, casirivimab, and ...for the treatment of COVID-19. Summary Recommendations Recommendations for Treating Nonhospitalized Adults • The COVID-19 Treatment Guidelines Panel (the Panel) recommends the following anti-SARS-CoV-2 therapies as preferred treatments for COVID-19. These drugs are listed in order of preference: • Ritonavir-boosted nirmatrelvir (Paxlovid ...Pfizer Covid pills may be risky with other medications. Dec. 26, 202106:39. In its fact sheet about Paxlovid, the FDA has published a detailed list of medications that may interact harmfully with ...Sep 5, 2023 · Paxlovid is an antiviral therapy that consists of two separate medications packaged together. When you take your three-pill dose, two of those pills will be nirmatrelvir, which inhibits a key enzyme that the COVID virus requires in order to make functional virus particles. Pfizer and Merck Covid-19 antiviral pills receive FDA emergency use authorization. ... Pfizer's pill is the first oral antiviral drug authorized by the FDA that is specifically designed to fight ...Feb 7, 2022 · Credit: NIH/NIAID. Researchers have identified a powerful combination of antivirals to treat COVID-19. Combining the drug brequniar with remdesivir or molnupiravir—both approved by the U.S. Food ... Mar 25, 2022 · As the drug target is not under the genetic control of the virus, the virus cannot mutate around it as readily, or at all. The iminosugars will also be antiviral against all variants of this coronavirus, including those for which vaccines are not yet available, and any mutants that might arise naturally or in response to direct acting antiviral drugs, such as protease inhibitors (eg, Paxlovid ... Paxlovid (nirmatrelvir / ritonavir; co-packaged) - approved as an oral antiviral treatment for certain adults. It is used for the treatment of mild to moderate COVID-19 in adults who are at high risk for progression to severe COVID-19, including hospitalization or death. Paxlovid is not approved for use as pre-exposure or post-exposure ...Antiviral medications can help your immune system fight back by helping stop the virus from multiplying your body. This lowers the amount of virus in your body with the goal of you having less severe symptoms and recovering more quickly. Antiviral therapy is not a cure for COVID-19.The antiviral drug remdesivir, for example, is a polymerase inhibitor that works similarly to molnupiravir, and it has been shown to be effective against Covid-19, but it can be administered only ...Abstract Background New treatments are needed to reduce the risk of progression of coronavirus disease 2019 (Covid-19). Molnupiravir is an oral, small-molecule antiviral prodrug that is active agai...1. How does Paxlovid work? Paxlovid is an antiviral therapy that consists of two separate medications packaged together. When you take your three-pill dose, two of those pills will be nirmatrelvir, which inhibits a key enzyme that the COVID virus requires in order to make functional virus particles.Antiviral drugs are different from antibiotics, which fight against bacterial infections. Antiviral drugs for flu only work to treat flu. Flu antiviral drugs are different than antiviral drugs used to treat other infectious diseases such as COVID-19. Antiviral drugs prescribed to treat COVID-19 are not approved or authorized to treat flu.for the treatment of COVID-19. Summary Recommendations Recommendations for Treating Nonhospitalized Adults • The COVID-19 Treatment Guidelines Panel (the Panel) recommends the following anti-SARS-CoV-2 therapies as preferred treatments for COVID-19. These drugs are listed in order of preference: • Ritonavir-boosted nirmatrelvir (Paxlovid ...Apr 19, 2022 · 19 Apr 2022 06:56PM (Updated: 19 Apr 2022 07:32PM) SINGAPORE: The antiviral drug molnupravir will be the second oral medicine approved in Singapore for the treatment of adult COVID-19 patients ... The US Food and Drug Administration hasn't listed oseltamivir in its drug shortage database, but the agency did acknowledge "localized shortages" of the drug on Dec 5. Drug restocking date uncertain Antiviral therapy is an important adjunct to vaccination in the prevention and control of the flu and can reduce the duration of flu symptoms and ...COVID-19 therapeutics can be used to prevent or treat eligible non-hospitalized patients who have mild to moderate COVID-19 symptoms. Prevention and early treatment for eligible patients can help improve patient outcomes, reduce stress on healthcare facilities, and even save lives. At this time, Veklury (remdesivir) and Paxlovid (nirmatrelvir ...Antiviral medications can help your immune system fight back by helping stop the virus from multiplying your body. This lowers the amount of virus in your body with the goal of you having less severe symptoms and recovering more quickly. Antiviral therapy is not a cure for COVID-19..