(GIST OF SCIENCE REPORTER) LENACAPAVIR DRUG


(GIST OF SCIENCE REPORTER) LENACAPAVIR DRUG

(AUGUST-2025)


LENACAPAVIR DRUG

US FDA approves HIV prevention drug Lenacapavir.About Lenacapavir (Yeztugo/Sunlenca)

About:

  • Lenacapavir is a novel capsid inhibitor developed by Gilead Sciences, initially approved for the treatment of multi-drug resistant HIV in December 2022 under the name Sunlenca in the U.S., EU and Canada World Health Organization.

  • On June 18, 2025, the U.S. Food and Drug Administration approved injectable lenacapavir (brand name Yeztugo) for pre-exposure prophylaxis (PrEP) in adults and adolescents weighing at least 35 kg, to prevent sexually acquired HIV. This marks the first-ever twice-yearly PrEP option globally.

  • Clinical trials (PURPOSE‑1 & PURPOSE‑2) showed near-100% efficacy approximately 96% in cisgender women and 100% in men who have sex with men and other gender-diverse populations.

  • WHO issued guidelines on July 14, 2025, endorsing injectable lenacapavir as an additional PrEP option worldwide.

Understanding HIV & PrEP

  • HIV (Human Immunodeficiency Virus) attacks the immune system, which, without treatment, can progress to AIDS (Acquired Immunodeficiency Syndrome).

  • PrEP (Pre-Exposure Prophylaxis) refers to preventive antiretroviral medications taken by HIV-negative individuals at high risk of infection.

  • Before lenacapavir’s approval, PrEP regimens included daily oral Truvada/TDF-based pills, event-driven PrEP and long‑acting injections like cabotegravir (Apretude) given every 2 months.

  • Indian Context & Government Initiatives

Licensing & Generics

  • In late 2024, Indian pharmaceutical firms (including Dr. Reddy’s and Emcure) signed royalty-free licensing agreements with Gilead to produce generic lenacapavir, targeting distribution in 120 resource-limited countries (pending regulatory approval).

  • Estimates suggest potential Indian annual pricing could fall to ₹200–₹300 from roughly ₹24 lakh (US $28,000) for imported branded injections.

  • National Programs & Law

  • India’s National AIDS Control Organisation (NACO), under the Ministry of Health, has led HIV/AIDS policy and implementation through regional prevention and control societies since 1992.

  • Although PrEP is not yet part of NACO’s public programmes, pilot discussions and stakeholder advocacy are ongoing.

  • In 2017, the Human Immunodeficiency Virus and AIDS (Prevention & Control) Act was enacted, guaranteeing rights to healthcare access, counselling, and non-discrimination for those living with or affected by HIV/AIDS in India.

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Courtesy: Science Reporter