Emtriva
EMTRIVA®
(emtricitabine) Capsule
EMTRIVA
(emtricitabine) Oral Solution
WARNINGS: LACTIC ACIDOSIS/SEVERE HEPATOMEGALY WITH STEATOSIS and POST TREATMENT EXACERBATION OF HEPATITIS B
Lactic acidosis and severe hepatomegaly with steatosis, including fatal cases, have been reported with the use of nucleoside analogs alone or in combination with other antiretrovirals [See WARNINGS and PRECAUTIONS].
EMTRIVA is not approved for the treatment of chronic hepatitis B virus (HBV) infection and the safety and efficacy of EMTRIVA have not been established in patients coinfected with HBV or HIV-1. Severe acute exacerbations of hepatitis B have been reported in patients who have discontinued EMTRIVA. Hepatic function should be monitored closely with both clinical and laboratory follow-up for at least several months in patients who are coinfected with HIV-1 and HBV and discontinue EMTRIVA. If appropriate, initiation of anti-hepatits B therapy may be warranted [See WARNINGS and PRECAUTIONS].
DRUG DESCRIPTION
EMTRIVA is the brand name of emtricitabine, a synthetic nucleoside analog with activity against human immunodeficiency virus type 1 (HIV-1) reverse transcriptase.
The chemical name of emtricitabine is 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine. Emtricitabine is the (-) enantiomer of a thio analog of cytidine, which differs from other cytidine analogs in that it has a fluorine in the 5-position.
It has a molecular formula of C8H10FN3O3S and a molecular weight of 247.24. It has the following structural formula:
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Emtricitabine is a white to off-white powder with a solubility of approximately 112 mg/mL in water at 25 ° C. The log P for emtricitabine is -0.43 and the pKa is 2.65.
EMTRIVA is available as capsules or as an oral solution.
EMTRIVA capsules are for oral administration. Each capsule contains 200 mg of emtricitabine and the inactive ingredients, crospovidone, magnesium stearate, microcrystalline cellulose, and povidone.
EMTRIVA oral solution is for oral administration. One milliliter (1 mL) of EMTRIVA oral solution contains 10 mg of emtricitabine in an aqueous solution with the following inactive ingredients: cotton candy flavor, FD&C yellow No. 6, edetate disodium, methylparaben, and propylparaben (added as preservatives), sodium phosphate (monobasic), propylene glycol, water, and xylitol (added as a sweetener). Sodium hydroxide and hydrochloric acid may be used to adjust pH.
Generic Name: Emtricitabine
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