Mr. Ibrahem/Letermovir
Clinical data
Trade namesPrevymis
Other namesAIC246; MK-8228
AHFS/Drugs.comMonograph
MedlinePlusa618006
License data
Pregnancy
category
  • AU: B3
Routes of
administration
By mouth, intravenous
Drug classAntiviral
Legal status
Legal status
  • AU: S4 (Prescription only)
  • US: ℞-only
  • EU: Rx-only
Pharmacokinetic data
Bioavailability37% (estimate)
Protein binding98.2%
Metabolismglucuronidation (UGT1A1/1A3) to a minor extent
Elimination half-life12 hours
Excretion93.3% via faeces, <2% via kidneys
Identifiers
  • {(4S)-8-Fluoro-2-[4-(3-methoxyphenyl)-1-piperazinyl]-3-[2-methoxy-5-(trifluoromethyl)phenyl]-3,4-dihydro-4-quinazolinyl}acetic acid
Chemical and physical data
FormulaC29H28F4N4O4
Molar mass572.561 g·mol−1
3D model (JSmol)
  • COC1=C(C=C(C=C1)C(F)(F)F)N2[C@H](C3=C(C(=CC=C3)F)N=C2N4CCN(CC4)C5=CC(=CC=C5)OC)CC(=O)O
  • InChI=1S/C29H28F4N4O4/c1-40-20-6-3-5-19(16-20)35-11-13-36(14-12-35)28-34-27-21(7-4-8-22(27)30)23(17-26(38)39)37(28)24-15-18(29(31,32)33)9-10-25(24)41-2/h3-10,15-16,23H,11-14,17H2,1-2H3,(H,38,39)/t23-/m0/s1
  • Key:FWYSMLBETOMXAG-QHCPKHFHSA-N

Letermovir, sold under the brand name Prevymis, is an antiviral medication used to prevent cytomegalovirus (CMV) reactivation following allogeneic stem cell transplant.[1] It is used in those who are seropositive for CMV.[1] It may be taken by mouth or injection into a vein.[3]

Common side effects include nausea, diarrhea, and vomiting.[2] Other side effects may include swelling, cough, headache, and tiredness.[3] It is a cytomegalovirus DNA terminase complex inhibitor.[1]

Letermovir was approved for medical use in the United States in 2017 and Europe in 2018.[3][2] In the United Kingdom it costs the NHS about £7,500 for 4 weeks as of 2021.[1] This amount in the United States is about 6,200 USD.[4]

References

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  1. ^ a b c d e f BNF 81: March-September 2021. BMJ Group and the Pharmaceutical Press. 2021. p. 679. ISBN 978-0857114105.
  2. ^ a b c "Prevymis". Archived from the original on 12 July 2021. Retrieved 21 November 2021.
  3. ^ a b c "Letermovir Monograph for Professionals". Drugs.com. Archived from the original on 22 April 2021. Retrieved 21 November 2021.
  4. ^ "Prevymis Prices, Coupons & Savings Tips - GoodRx". GoodRx. Retrieved 21 November 2021.