Amerge
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Questions & Answers
Side Effects & Adverse Reactions
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Legal Issues
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FDA Safety Alerts
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Manufacturer Warnings
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FDA Labeling Changes
There are currently no FDA labeling changes available for this drug.
Uses
AMERGE® is indicated for the acute treatment of migraine with or without aura in adults.
Limitations of Use:
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- Use only if a clear diagnosis of migraine has been established. If a patient has no response to the first migraine attack treated with AMERGE, reconsider the diagnosis of migraine before AMERGE is administered to treat any subsequent attacks.
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- AMERGE is not indicated for the prevention of migraine attacks.
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- Safety and effectiveness of AMERGE have not been established for cluster headache.
History
There is currently no drug history available for this drug.
Other Information
AMERGE contains naratriptan hydrochloride, a selective 5-HT1B/1D receptor agonist. Naratriptan hydrochloride is chemically designated as N-methyl-3-(1-methyl-4-piperidinyl)-1H-indole-5-ethanesulfonamide monohydrochloride, and it has the following structure:
The empirical formula is C17H25N3O2S•HCl, representing a molecular weight of 371.93. Naratriptan hydrochloride is a white to pale yellow powder that is readily soluble in water.
Each AMERGE tablet for oral administration contains 1.11 or 2.78 mg of naratriptan hydrochloride, equivalent to 1 or 2.5 mg of naratriptan, respectively. Each tablet also contains the inactive ingredients croscarmellose sodium; hypromellose; lactose; magnesium stearate; microcrystalline cellulose; triacetin; and titanium dioxide, iron oxide yellow (2.5-mg tablet only), and indigo carmine aluminum lake (FD&C Blue No. 2) (2.5-mg tablet only) for coloring.
Sources
Amerge Manufacturers
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Glaxosmithkline Llc
![Amerge (Naratriptan Hydrochloride) Tablet, Film Coated [Glaxosmithkline Llc]](/wp-content/themes/bootstrap/assets/img/loading2.gif)
Amerge | Glaxosmithkline Llc
2.1 Dosing InformationThe recommended dose of AMERGE is 1 mg or 2.5 mg.
If the migraine returns or if the patient has only partial response, the dose may be repeated once after 4 hours, for a maximum dose of 5 mg in a 24-hour period.
The safety of treating an average of more than 4 migraine attacks in a 30‑day period has not been established.
2.2 Dosage Adjustment in Patients with Renal ImpairmentAMERGE is contraindicated in patients with severe renal impairment (creatinine clearance: <15 mL/min) because of decreased clearance of the drug [see Contraindications (4), Use in Specific Populations (8.6), Clinical Pharmacology (12.3)].
In patients with mild to moderate renal impairment, the maximum daily dose should not exceed 2.5 mg over a 24‑hour period and a 1-mg starting dose is recommended [see Use in Specific Populations (8.6), Clinical Pharmacology (12.3)].
2.3 Dosage Adjustment in Patients with Hepatic ImpairmentAMERGE is contraindicated in patients with severe hepatic impairment (Child-Pugh Grade C) because of decreased clearance [see Contraindications (4), Use in Specific Populations (8.7), Clinical Pharmacology (12.3)].
In patients with mild or moderate hepatic impairment (Child-Pugh Grade A or B), the maximum daily dose should not exceed 2.5 mg over a 24-hour period and a 1-mg starting dose is recommended [see Use in Specific Populations (8.7), Clinical Pharmacology (12.3)].
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