Epivir Patent Expiration

Epivir is a drug owned by Viiv Healthcare Co. It is protected by 4 US drug patents filed from 2013 to 2015 out of which all have expired. Based on its patents and exclusivities, its generic launch date is estimated to be Sep 20, 2018. Details of Epivir's patents and their expiration are given in the table below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
These drug patents protect the active ingredient(API) of the drug. Only drug patent owner can launch products that use this active ingredient until these patents expire.
US5905082 Crystalline oxathiolane derivatives
May, 2016

(8 years ago)

Expired
These drug patents focus on the other aspects of the drug like dosage, mode of administration (oral, tablet, capsules, liquids etc).
US6004968

(Pediatric)

Pharmaceutical compositions containing lamivudine
Sep, 2018

(6 years ago)

Expired
US6004968 Pharmaceutical compositions containing lamivudine
Mar, 2018

(6 years ago)

Expired
US5905082

(Pediatric)

Crystalline oxathiolane derivatives
Nov, 2016

(8 years ago)

Expired
US5905082 Crystalline oxathiolane derivatives
May, 2016

(8 years ago)

Expired


FDA has granted several exclusivities to Epivir. Till the time these exclusivities are active, no other company can market a generic or bioequivalent version of Epivir, regardless of the status of it's patents. These exclusivities hence play a crucial role in delaying the generic launch. Given below are details of the exclusivities granted to Epivir.

Exclusivity Information

Epivir holds 1 exclusivities. All of its exclusivities have expired in 2018. Details of Epivir's exclusivity codes and their expiration dates are given below.


Drug Exclusivity Drug Exclusivity Expiration
New Dosing Schedule(D-147) Mar 23, 2018

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US patents provide insights into the exclusivity only within the United States, but Epivir is protected by patents in multiple countries. Understanding the full scope of patent protection is crucial in strategizing market entry. By looking at the broader patent landscape, you can identify markets with weaker patent protection which could be ideal generic entry points. The following section offers details on Epivir's family patents as well as insights into ongoing legal events on those patents.

Epivir's Family Patents


Family Patents

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Generic Launch

Generic Release Date:

Epivir's generic launch date based on the last expiry date of its patents and exclusivities combined is estimated to be Sep 20, 2018 (This date is subject to change depending upon the patent filing activities by the drug owner or exclusivity additions to its drug application)

Epivir Generic API suppliers:

Lamivudine is the generic name for the brand Epivir. 16 different companies have already filed for the generic of Epivir, with Apotex having the maximum number of approved applications. Check out the entire list of companies who have already received approval for Epivir's generic

Alternative Brands for Epivir

Epivir which is used for treating HIV infection., has several other brand drugs in the same treatment category and using the same active ingredient (Lamivudine). Given below is the list of those companies and their brand drugs, to help you identify new opportunities, assess competitors, and plan your market strategies more effectively.

Drug Owner Drug Name Treatment Area
Agouron Pharms
Viracept Used for managing HIV infection.
Bristol Myers Squibb
Sustiva used for managing HIV infection in combination with other antiviral drugs.
Gilead
Truvada Used for treating HIV-1 infection in adults and pediatric patients.
Gilead Sciences Inc
Viread used for managing chronic hepatitis B and HIV infections in both adults and pediatric patients.
Roche
Fuzeon Used for managing HIV infection.
Viiv Hlthcare
Combivir

(uses Lamivudine)

Used for the treatment of HIV.
Trizivir

(uses Lamivudine)

Used for treating patients infected with HIV.

Apart from drugs working in same treatment category, there are also some brand drugs where treatment area is different, but the active ingredient used is same i.e. Lamivudine. Given below is the list of those drugs and companies owning them.

Drug Owner Drug Name
Glaxosmithkline
Epivir-hbv
Merck Sharp Dohme
Dutrebis
Msd Merck Co
Delstrigo
Viiv Hlthcare
Dovato
Epzicom
Triumeq
Triumeq Pd


Apart from brand drugs containing the same ingredient, some generics have also been filed for Lamivudine, Epivir's active ingredient. Check the complete list of approved generic manufacturers for Epivir





About Epivir

Epivir is a drug owned by Viiv Healthcare Co. It is used for treating HIV infection. Epivir uses Lamivudine as an active ingredient. Epivir was launched by Viiv Hlthcare in 1995.

Approval Date:

Epivir was approved by FDA for market use on 17 November, 1995.

Active Ingredient:

Epivir uses Lamivudine as the active ingredient. Check out other Drugs and Companies using Lamivudine ingredient

Treatment:

Epivir is used for treating HIV infection.

Dosage:

Epivir is available in the following dosage forms - solution form for oral use, tablet form for oral use. Given below is detailed information on Dosage -

Strength Dosage Form Availability Application Pathway
10MG/ML SOLUTION Prescription ORAL
150MG TABLET Prescription ORAL
300MG TABLET Prescription ORAL