Search Results for "ritonavir"
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Searched for ritonavir. Results 11 to 20 of 23 total matches.
See also: Kaletra, Viekira Pak

Remdesivir (Veklury) for COVID-19

   
The Medical Letter on Drugs and Therapeutics • Nov 30, 2020  (Issue 1612)
with COVID-19 were randomized to receive remdesivir, hydroxychloroquine, lopinavir/ ritonavir, or interferon ...
The FDA has approved the antiviral drug remdesivir (Veklury – Gilead) for IV treatment of COVID-19 in hospitalized patients who are ≥12 years old and weigh ≥40 kg. Hospitalized children who are <12 years old or weigh <40 kg can receive remdesivir through an Emergency Use Authorization (EUA). Remdesivir is the first drug to be approved in the US for treatment of COVID-19.
Med Lett Drugs Ther. 2020 Nov 30;62(1612):186-8 |  Show IntroductionHide Introduction

An EUA for Bebtelovimab for Treatment of COVID-19

   
The Medical Letter on Drugs and Therapeutics • Mar 21, 2022  (Issue 1646)
course of oral nirmatrelvir with ritonavir (Paxlovid), a single IV infusion of sotrovimab, or a 3-day ...
The investigational monoclonal antibody bebtelovimab (LY-CoV1404 – Lilly) has been granted an FDA Emergency Use Authorization (EUA) for IV treatment of mild to moderate COVID-19 in patients ≥12 years old who weigh ≥40 kg and are at high risk of progressing to severe disease, including hospitalization and death, and for whom alternative treatment options are unavailable or inappropriate. Bebtelovimab is active against the Omicron variant of SARS-CoV-2; sotrovimab (VIR-7831) is the only other monoclonal antibody currently available for treatment of COVID-19 that is active...
Med Lett Drugs Ther. 2022 Mar 21;64(1646):41-2 |  Show IntroductionHide Introduction

Table 3: Some Drug Interactions with DAAs for HCV Infection (online only)

   
The Medical Letter on Drugs and Therapeutics • Oct 28, 2024  (Issue 1714)
of ALT elevations Contraindicated Darunavir, lopinavir, ritonavir Increased DAA serum concentrations ...
View Table 3: Some Drug Interactions with DAAs for HCV Infection
Med Lett Drugs Ther. 2024 Oct 28;66(1714):e175   doi:10.58347/tml.2024.1714f |  Show IntroductionHide Introduction

Molnupiravir - An Oral Antiviral Drug for COVID-19

   
The Medical Letter on Drugs and Therapeutics • Jan 24, 2022  (Issue 1642)
with ritonavir, was granted an EUA on December 22, 2021.2 The IV antiviral drug remdesivir (Veklury ...
The investigational oral antiviral drug molnupiravir (Merck/Ridgeback Biotherapeutics) was granted an FDA Emergency Use Authorization (EUA) on December 23, 2021 for treatment of mild to moderate COVID-19 in outpatients ≥18 years old who are at high risk of progressing to severe disease, including hospitalization or death (see Table 1), and for whom alternative treatment options are not available or clinically appropriate. Paxlovid (Pfizer), nirmatrelvir copackaged with ritonavir, was granted an EUA on December 22, 2021. The IV antiviral drug remdesivir (Veklury) was approved by the...
Med Lett Drugs Ther. 2022 Jan 24;64(1642):10-1 |  Show IntroductionHide Introduction

Lenacapavir (Sunlenca) for Multidrug-Resistant HIV

   
The Medical Letter on Drugs and Therapeutics • May 01, 2023  (Issue 1675)
) and UGT1A1. Its use with combined P-gp, UGT1A1, and strong CYP3A inhibitors (e.g., cobicistator ritonavir ...
The FDA has approved oral and injectable formulations of the HIV-1 capsid inhibitor lenacapavir (Sunlenca – Gilead) for use with other antiretroviral drugs to treat multidrug-resistant HIV-1 infection (MDR-HIV) in heavily treatment-experienced adults whose current regimen is failing. Lenacapavir is the third drug to be approved exclusively for treatment of MDR-HIV; the intravenously administered CD4-directed antibody ibalizumab-uiyk (Trogarzo) and the orally administered HIV-1 gp120-directed attachment inhibitor fostemsavir (Rukobia) were approved earlier.
Med Lett Drugs Ther. 2023 May 1;65(1675):68-70   doi:10.58347/tml.2023.1675c |  Show IntroductionHide Introduction

Lenacapavir (Yeztugo) for HIV Pre-Exposure Prophylaxis

   
The Medical Letter on Drugs and Therapeutics • Aug 18, 2025  (Issue 1735)
with combined P-gp, UGT1A1, and strong CYP3A inhibitors (e.g., cobicistator ritonavir-boosted protease ...
The FDA has approved oral and injectable formulations of the HIV-1 capsid inhibitor lenacapavir (Yeztugo – Gilead) for pre-exposure prophylaxis (PrEP) to reduce the risk of sexually acquired HIV-1 in at-risk adolescents and adults. Lenacapavir is the first drug to be approved for this indication that is given twice-yearly; other drugs approved for this indication are given once daily or once every 2 months. Lenacapavir was approved in 2022 as Sunlenca for use with other antiretroviral drugs to treat multidrug-resistant HIV-1 infection (MDR-HIV) in heavily treatment-experienced...
Med Lett Drugs Ther. 2025 Aug 18;67(1735):132-4   doi:10.58347/tml.2025.1735c |  Show IntroductionHide Introduction

Estetrol/Drospirenone (Nextstellis) - A New Combination Oral Contraceptive

   
The Medical Letter on Drugs and Therapeutics • Jun 28, 2021  (Issue 1627)
ombitasvir/paritaprevir/ritonavir Renal impairment Adrenal insufficiency 1. Includes women who are >35 ...
The FDA has approved a combination oral contraceptive containing the estrogen estetrol and the progestin drospirenone (Nextstellis – Mithra/Mayne). Estetrol is the first new estrogen to become available in the US in 50 years. Drospirenone is available alone (Slynd) and in combinations with the estrogen ethinyl estradiol for prevention of pregnancy.
Med Lett Drugs Ther. 2021 Jun 28;63(1627):101-2 |  Show IntroductionHide Introduction

Drugs for Hepatitis C Virus Infection

   
The Medical Letter on Drugs and Therapeutics • Oct 28, 2024  (Issue 1714)
/CYP3A inducers (e.g., carbamazepine, phenytoin), darunavir, lopinavir, ritonavir, efavirenz ...
About 2.5 million persons in the US had hepatitis C between 2017 and 2020. Guidelines from the American Association for the Study of Liver Diseases (AASLD) and the Infectious Diseases Society of America (IDSA) on management of hepatitis C virus (HCV) infection were updated in 2023.
Med Lett Drugs Ther. 2024 Oct 28;66(1714):169-74   doi:10.58347/tml.2024.1714a |  Show IntroductionHide Introduction

Bexagliflozin (Brenzavvy) — A Fifth SGLT2 Inhibitor for Type 2 Diabetes

   
The Medical Letter on Drugs and Therapeutics • Aug 21, 2023  (Issue 1683)
, phenobarbital, ritonavir, or phenytoin can de crease serum concentrations of bexagliflozin and its efficacy ...
Bexagliflozin (Brenzavvy – TheracosBio), a sodium-glucose cotransporter 2 (SGLT2) inhibitor, has been approved by the FDA to improve glycemic control in adults with type 2 diabetes. It is the fifth SGLT2 inhibitor to be approved in the US for this indication (see Table 4).
Med Lett Drugs Ther. 2023 Aug 21;65(1683):130-2   doi:10.58347/tml.2023.1683b |  Show IntroductionHide Introduction

Two Vonoprazan Combinations (Voquezna) for H. pylori

   
The Medical Letter on Drugs and Therapeutics • Oct 31, 2022  (Issue 1662)
serum concentrations of clarithromycin Use of clarithromycin with ritonavir is not recommended ...
The FDA has approved vonoprazan, a potassium-competitive acid blocker, copackaged with amoxicillin (Voquezna Dual Pak – Phathom) and with amoxicillin and clarithromycin (Voquezna Triple Pak) for treatment of Helicobacter pylori infection in adults. Vonoprazan is the first potassium-competitive acid blocker to be approved in the US. It has been available in Japan for treatment of various acid-related disorders since 2014. Vonoprazan is not available alone in the US.
Med Lett Drugs Ther. 2022 Oct 31;64(1662):169-72 |  Show IntroductionHide Introduction