Search Results for "action"
Search again or select article below to purchase. Single article price: $45. Order 3 or more at one time and receive a 10% discount.
Sort by relevance | Sort by date
Searched for action. Results 271 to 280 of 340 total matches.
Lenacapavir (Yeztugo) for HIV Pre-Exposure Prophylaxis
The Medical Letter on Drugs and Therapeutics • Aug 18, 2025 (Issue 1735)
trials, it was
more effective than oral FTC/TDF in preventing HIV
infection.3
MECHANISM OF ACTION ...
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 Introduction Hide Introduction
Sebetralstat (Ekterly) for Treatment of Hereditary Angioedema Attacks
The Medical Letter on Drugs and Therapeutics • Feb 16, 2026 (Issue 1748)
kallikrein, a protease involved
in bradykinin production.4,5
MECHANISM OF ACTION ― Sebetralstat inhibits ...
Sebetralstat (Ekterly – Kalvista), an oral plasma
kallikrein inhibitor, has been approved by the FDA
for treatment of acute hereditary angioedema (HAE)
attacks in patients ≥12 years old. It is the first oral
drug to be approved in the US for this indication. The
intravenous C1 esterase inhibitors (C1INHs) Berinert
and Ruconest, the subcutaneous plasma kallikrein
inhibitor ecallantide (Kalbitor), and the subcutaneous
bradykinin B2 receptor antagonist icatibant (Firazyr)
have been available for years for on-demand
treatment of HAE attacks; all of these drugs except
ecallantide can...
Med Lett Drugs Ther. 2026 Feb 16;68(1748):29-30 doi:10.58347/tml.2026.1748c | Show Introduction Hide Introduction
Donidalorsen (Dawnzera) for Prevention of Hereditary Angioedema Attacks
The Medical Letter on Drugs and Therapeutics • Jan 19, 2026 (Issue 1746)
) have been effective in patients with
normal C1INH levels, but data are limited.8
MECHANISM OF ACTION ― Donidalorsen ...
Donidalorsen (Dawnzera – Ionis), a subcutaneously
injected prekallikrein-directed antisense oligonucleotide,
has been approved by the FDA for prevention
of hereditary angioedema (HAE) attacks in patients
≥12 years old. It is the first RNA-targeted drug to be
approved in the US for this indication.
Med Lett Drugs Ther. 2026 Jan 19;68(1746):12-4 doi:10.58347/tml.2026.1746c | Show Introduction Hide Introduction
Oral Semaglutide (Wegovy) for Weight Loss
The Medical Letter on Drugs and Therapeutics • Feb 02, 2026 (Issue 1747)
with overweight or obesity and
established cardiovascular disease (CVD).2
MECHANISM OF ACTION — Activation ...
The FDA has approved an oral tablet formulation of
the glucagon-like peptide-1 (GLP-1) receptor agonist
semaglutide (Wegovy) for chronic weight management
in adults. It is the first oral GLP-1 receptor agonist to
be approved in the US for weight management. An
injectable formulation of Wegovy was approved for
the same indication in 2021.1 The injectable GLP-1
receptor agonist liraglutide (Saxenda, and generic)
and the injectable glucose-dependent insulinotropic
polypeptide (GIP)/GLP-1 receptor agonist tirzepatide
(Zepbound) are also FDA-approved for chronic weight
management (see...
Med Lett Drugs Ther. 2026 Feb 2;68(1747):17-8 doi:10.58347/tml.2026.1747a | Show Introduction Hide Introduction
Drugs for Rheumatoid Arthritis
The Medical Letter on Drugs and Therapeutics • Nov 15, 2021 (Issue 1637)
alone in limiting joint
damage. TNF inhibitors have a faster onset of action
than conventional DMARDs ...
Rheumatoid arthritis (RA) is prevalent in 0.5% of
adults in the US; it is about 2.5 times more common
in women than in men. Guidelines for treatment
of RA from the American College of Rheumatology
were recently updated. The goal of treatment is to
minimize disease activity and prevent irreversible
joint damage.
Oriahnn for Fibroid-Associated Heavy Menstrual Bleeding
The Medical Letter on Drugs and Therapeutics • Apr 05, 2021 (Issue 1621)
.
MECHANISM OF ACTION — Elagolix inhibits
endogenous GnRH signaling by binding to GnRH
receptors ...
Oriahnn (Abbvie), a fixed-dose combination of the
gonadotropin-releasing hormone (GnRH) receptor
antagonist elagolix, the estrogen estradiol, and the
progestin norethindrone acetate copackaged with
elagolix alone, has been approved by the FDA for oral
treatment of heavy menstrual bleeding associated
with uterine leiomyomas (fibroids) in premenopausal
women. It is the first product to be approved in the
US for this indication. Elagolix (Orilissa) has been
available since 2018 for treatment of moderate to
severe pain associated with endometriosis. The
GnRH receptor antagonist...
Estetrol/Drospirenone (Nextstellis) - A New Combination Oral Contraceptive
The Medical Letter on Drugs and Therapeutics • Jun 28, 2021 (Issue 1627)
”
MECHANISM OF ACTION — Like other combination
oral contraceptives, estetrol/drospirenone prevents
pregnancy ...
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.
An EUA for Tocilizumab (Actemra) for COVID-19
The Medical Letter on Drugs and Therapeutics • Jul 26, 2021 (Issue 1629)
, or a need
for supplemental oxygen or mechanical ventilation.7
MECHANISM OF ACTION — Tocilizumab ...
The interleukin-6 (IL-6) receptor antagonist tocilizumab (Actemra – Genentech) has received an
Emergency Use Authorization (EUA) from the FDA for IV treatment of COVID-19 in hospitalized patients ≥2
years old who are receiving a systemic corticosteroid and require supplemental oxygen, mechanical
ventilation, or extracorporeal membrane oxygenation (ECMO). Tocilizumab has been approved by the FDA
for various indications, including rheumatoid arthritis and juvenile idiopathic arthritis.
Myfembree for Fibroid-Associated Heavy Menstrual Bleeding
The Medical Letter on Drugs and Therapeutics • Aug 09, 2021 (Issue 1630)
, endometrial ablation, myomectomy, and
hysterectomy.
MECHANISM OF ACTION — Relugolix, like elagolix ...
Myfembree (Myovant/Pfizer), an oral fixed-dose
combination of the gonadotropin-releasing hormone
(GnRH) receptor antagonist relugolix, the estrogen
estradiol, and the progestin norethindrone acetate,
has been approved by the FDA for management of
heavy menstrual bleeding associated with uterine
leiomyomas (fibroids) in premenopausal women. It is
the second product to be approved in the US for this
indication; Oriahnn, which contains the GnRH receptor
antagonist elagolix in combination with estradiol and
norethindrone acetate, was approved earlier. Relugolix
was approved for...
Topical Roflumilast (Zoryve) for Plaque Psoriasis
The Medical Letter on Drugs and Therapeutics • Jan 23, 2023 (Issue 1668)
.
MECHANISM OF ACTION ― Roflumilast inhibits PDE4,
causing accumulation of intracellular cyclic AMP
(cAMP ...
The FDA has approved a 0.3% cream formulation of
the phosphodiesterase-4 (PDE4) inhibitor roflumilast
(Zoryve – Arcutis) for topical treatment of plaque
psoriasis in patients ≥12 years old. Roflumilast is
the first topical PDE4 inhibitor to be approved by the
FDA for this indication; crisaborole (Eucrisa), another
topical PDE4 inhibitor, is approved for treatment
of atopic dermatitis. Oral roflumilast (Daliresp)
is approved for treatment of chronic obstructive
pulmonary disease.
Med Lett Drugs Ther. 2023 Jan 23;65(1668):10-2 doi:10.58347/tml.2023.1668b | Show Introduction Hide Introduction
