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Drug information

Drug's link(s)
Generic name

Cabotegravir and Lenacapavir

Brand names

Apretude (CAB), Vocabria (CAB), Sunlenca (LEN)

Compound type

Small molecule

Drug class/category

INSTI+capsid inhibitor

Summary

The use of cabotegravir and lenacapavir (CAB/LEN) for HIV treatment is investigated as an asynchronous co-administration of the two separately approved medicines. Currently, the only approved complete long-acting ART therapy regimen is a combination of intramuscular CAB and rilpivirine (CAB/RPV). On the other hand, LEN is approved for the treatment of multidrug-resistant (MDR) HIV in combination with an orally administered background regimen. The co-administration of CAB LA plus LEN (± RPV LA), has not been studied in large multisite randomized, controlled clinical trials. However, multiple case series have reported high rates of viral suppression with use of CAB LA plus LEN, ± RPV, in real-life situations.

Approval status

Use of CAB LA plus LEN (± RPV LA) is not approved in any jurisdiction.

Regulatory authorities

Use of CAB LA plus LEN (± RPV LA) is not approved in any jurisdiction.

Therapeutic area(s)

  • HIV
Use case(s)
  • Treatment

Administration route

Subcutaneous, Intramuscular, Oral

Associated long-acting platforms

Aqueous drug particle suspension, Aqueous solution, Oral solid form

Use of drug

Ease of administration
  • Administered by a community health worker
  • Administered by a nurse
  • Administered by a specialty health worker
Frequency of administration
  • Monthly
  • Every 2 months
  • Other/Variable/Unknown : To be determined based on clinical data and regulatory approvals
  • Every 6 weeks
User acceptance
Not provided

Dosage

Available dose and strength

CAB, LEN and RPV are commercially available in various presentations. However CAB/LEN+-RPV is not yet approved for HIV treatment.

Maximum dose

Not provided

Recommended dosing regimen

Co-administration of long-acting cabotegravir (CAB LA) and lenacapavir (LEN), with or without long-acting rilpivirine (± RPV LA) has not been studied in randomized, controlled clinical trials. Use of CAB LA plus LEN (± RPV LA) is not approved in any jurisdiction. Dosing, schedule and specific use would need to be determined and sublited for approval.

Additional comments

Not provided

Dosage link(s)

Not provided

Associated compounds, formulations and regimens

Associated compounds
Compare

Cabotegravir (CAB)
Lenacapavir (LEN)

Associated technologies

Not provided

Additional information

Co-administration of long-acting cabotegravir (CAB LA) and lenacapavir (LEN), with or without long-acting rilpivirine (± RPV LA) has not been studied in randomized, controlled clinical trials yet. Use of CAB LA plus LEN (± RPV LA) is not approved in any jurisdiction. Multiple case series have reported high rates of viral suppression with use of CAB LA plus LEN, ± RPV, in patients with adherence challenges.

Developer(s)

ViiV Healthcare
Originator
United Kingdom

ViiV Healthcare

ViiV Healthcare is a pharmaceutical company that specializes in the development of therapies for HIV infection. The company is headquartered in Brentford in the United Kingdom and was initially formed in November 2009 as a part of a joint venture between GlaxoSmithKline and Pfizer.

Gilead
Originator
United States

Gilead

Gilead Sciences, Inc. is a multinational biopharmaceutical company that develops and manufactures innovative medicines for life-threatening diseases, including anti-viral therapeutics for HIV/AIDS, Hepatitis B, Hepatitis C and Covid-19. Headquartered in Foster City, California, Gilead was originally founded in 1987 and is currently listed on both the S&P 500 and the NASDAQ Biotechnology Index.

Drug structure

Scale-up and manufacturing prospects

Scale-up prospects

Cabotegravir is commercially manufactured by the innovator (ViiV Healthcare) and three generic manufacturers have received a licence through the Medicines Patent Pool to manufacture generic versions by 2026/2027. Lenacapavir is commercially manufactured by Gilead Sciences Inc. and 6 generic manufacturers have received a licence through Gilead for manufacturing of LEN.

Tentative equipment list for manufacturing

Cabotegravir: Conventional wet-bead milling (ball mill), depyrogenated glass vials. Lenacapavir: Equipment: Stainless steel pharmaceutical reactors, glass-lined reactors, rotary evaporator (rotovap), flash chromatography columns, stainless steel autoclave, cooling bath, silica gel chromatography columns, vacuum distillation apparatus, simulated moving bed chromatography system, Chiralpak columns.

Manufacturing

Cabotegravir is subject to a gamma-irradiation pre-sterilization step prior to a conventional wet-bead milling manufacturing procedure. The Cabotegravir milling process is initiated alongside pharmaceutical excipients (polyethylene glycol 3350, water for injection, polysorbate 20 and mannitol) for an overall 200nm drug particle size. Storage of injectable lenacapavir in borosilicate vials is contraindicated due to issues with chemical compatibility. Instead, it is recommended that vials are made from aluminosilicate glass.

Specific analytical instrument required for characterization of formulation

Cabotegravir: PANalytical X’Pert PRO diffractometer equipped with a theta/theta coupled goniometer (or equivalent x-ray powder diffractor) to determine drug particle size, Mettler TGA/DSC 1 instrument for thermal analysis, HPLC to evaluate drug content, impurities and dissolution, HPLC UV-Vis Detector for drug identification. Lenacapavir: Proton nuclear magnetic resonance (1H NMR), High-performance liquid chromatography (HPLC), Ultra-Performance Liquid Chromatography (UPLC).

Excipients & delivery device(s)

Proprietary excipients used

No proprietary excipient used

Novel excipients or existing excipients at a concentration above Inactive Ingredient Database (IID) for the specified route of administration

No novel excipient or existing excipient used

Residual solvents used

No residual solvent used

Delivery device(s)

No delivery device

Safety, Efficacy and Evidence Summary

Safety

Not provided

Efficacy

Not provided

Evidence Summary

Not provided

References and relevant studies

Not provided