Zervira
Cheaper & Alternative Brands (200 mg)
Same active generic (Amenamevir), same form (Tablet), exact same strength (200 mg)Clinical Prescribing Information
Medical monograph and safety information for healthcare professionals & patients.Indications & Clinical Uses
Amenavir tablet is indicated for the treatment of herpes simplex, recurrent herpes simplex and herpes zoster. Its unique mechanism of action makes it a potential alternative for patients who have developed resistance to other antiviral medications.
Dosage & Administration
Herpes simplex
: The usual adult dosage of Amenavir is 200 mg administered orally once daily after meal.
Recurrent herpes simplex
: 1200 mg single dose after meals within 6 hours after the appearance of the initial symptoms of recurrent herpes simplex. (Only one dose is required).
Herpes zoster
: The usual adult dosage of Amenavir is 400 mg administered orally once daily after meal.
Use in children
: There is a lack of specific clinical studies evaluating the safety and efficacy of Amenamevir in children.
Contraindications
Amenamevir is contraindicated in patients with:
Severe Renal Impairment.
A history of hypersensitivity of Amenamevir or any component of the preparation.
Side Effects & Adverse Reactions
Common Side Effects are Headache, Nausea, Diarrhea, Abdominal Pain, Skin Reaction, increased N-acetyl-(M>glucosaminidase and a1-microglobulin levels Serious Side Effects are Thrombocytopenia, Gingival Bleeding, Palpitations.
Warnings & Precautions
Special monitoring is essential for patients with the following clinical conditions:
Severe renal impairment
Thrombocytopenia
Elderly patients
Pharmacology & Mechanism of Action
Amenamevir works by inhibiting the viral helicase-primase complex, an enzyme essential for unwinding the viral DNA and synthesizing primers during viral DNA replication. This mechanism is distinct from traditional antiviral drugs like acyclovir and valaciclovir, which target viral DNA polymerase.