Ribavirindrug info
ribavirin 200 MG Oral Capsule
What it is used for
Ribavirin capsules are a nucleoside analogue indicated in combination with interferon alfa-2b (pegylated and nonpegylated) for the treatment of Chronic Hepatitis C (CHC) in patients 3 years of age or older with compensated liver disease. Patients with the following characteristics are less likely to benefit from re-treatment after failing a course of therapy: previous nonresponse, previous pegylated interferon treatment, significant bridging fibrosis or cirrhosis, and genotype 1 infection.
1.1 Chronic
Hepatitis C (CHC) Ribavirin capsules in combination with interferon alfa-2b (pegylated and nonpegylated) are indicated for the treatment of Chronic Hepatitis C (CHC) in patients 3 years of age and older with compensated liver disease. The following points should be considered when initiating ribavirin capsules combination therapy with PegIntron ® or INTRON A ®: Combination therapy with ribavirin capsules/PegIntron is preferred over ribavirin capsules/INTRON A as this combination provides substantially better response rates. Patients with the following characteristics are less likely to benefit from re-treatment after failing a course of therapy: previous nonresponse, previous pegylated interferon treatment, significant bridging fibrosis or cirrhosis, and genotype 1 infection. No safety and efficacy data are available for treatment duration lasting longer than one year.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective February 6, 2024. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Description
Ribavirin, is a synthetic nucleoside analogue (purine analogue). The chemical name of ribavirin is 1-β-D-ribofuranosyl-1H-1,2,4-triazole-3-carboxamide and has the following structural formula (see Figure 1).
Figure 1: Structural Formula Ribavirin USP is a white, crystalline powder. It is freely soluble in water and slightly soluble in anhydrous alcohol. The molecular formula is C 8 H 12 N 4 O 5 and the molecular weight is 244.21. Ribavirin capsules USP consist of a white to off-white granular powder in a white, opaque, gelatin capsule. Each capsule contains 200 mg ribavirin and the inactive ingredients microcrystalline cellulose, lactose monohydrate, povidone-K 30, and magnesium stearate. The capsule shell consists of titanium dioxide, sodium lauryl sulfate, and gelatin. The capsule is printed with edible ink containing black iron oxide. Meets USP dissolution test 2. Chemical Structure
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective February 6, 2024. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
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