Drug Identity
Active Ingredient
Entecavir
Drug Class
Antivirals For Systemic Use
Chemical Class
Antiviral Agents pharmacological group on the basis of mechanism of action
Pharmacological Group
on the basis of mechanism of action
ATC Code
J05AF10
Status
Essential Medicine
What is Eteva?
Uses
Entecavir is an antiviral medicine that is used to treat chronic hepatitis B virus (HBV) in adults and children who are at least 2 years ...
How It Works
Chemical Class
Antiviral Agents pharmacological group on the basis of mechanism of action
Pharmacological Group
on the basis of mechanism of action
. It is of Synthetic origin. It belongs to Antiviral Agents pharmacological group on the basis of mechanism of action. The Molecular Weight of Entecavir is 295.30. Its pKa is 14.64.
How to Take It
1
Adult · PO
0.1 to 1 mg — 24 hourly
2
Adult
Scraped Dose
Follow all directions on your prescription label and read all medication guides or instruction sheets. Take the medicine exactly as directed. Take entecavir on an empty stomach, at least 2 hours af
Safety Alerts
You should not take entecavir if you are allergic to it
You may need to be tested for HIV before you start taking entecavir
Taking medicine to treat chronic hepatitis B can cause HIV infection to become resistant to certain HIV and AIDS medications
Tell your doctor if you have or have ever had: HIV or AIDS (or if you have been exposed to HIV)
if you also take lamivudine (Epivir, Epzicom , Trizivir ) or telbivudine (Tyzeka)
Important Warnings
risk of HIV resistance in patients not receiving highly active antiretroviral therapy, lamivudine-resistant chronic hepatitis B
risk of entecavir resistance Patients (particularly obese women) with hepatomegaly, hepatitis, other risk factors of liver disease
risk of lactic acidosis, sometimes fatal
Discontinue if deterioration in liver function, hepaticsteatosis, progressive hepatomegaly or unexplained lacticacidosis
Co-infection with hepatitis C or D or HIV, elderly, renal impairment
monitor patients regularly for hepatitis B, biochemical, virological and serological markers to determine treatment duration, Cirrhosis
monitor closely for hepatic decompensation
Monitor patients closely for several months after stopping therapy for acute exacerbations of hepatitis
Side Effects
Diarrhoeadizzinessdyspepsiafatigueheadachenausearaised serum amylaseraised serum lipasesleep disturbancesvomitingalopeciarashthrombocytopeniain-somniaraised ALT
Drug Interactions
Drugs that reduce renal function or compete for active tubular secretion.
Pregnancy & Lactation
Pregnancy
Avoid, use only when no safer alternative exists for a serious problem
Lactation
Contraindicated
Storage
Tabs, Soln. Store in a well closed container, at room temperature. Protect from Sunlight, Moisture and Heat.
Price Intelligence
Rs 3,999.9
Servaid observed price · as of 30 July 2026
Prices across sources
ServaidRs 3,999.9
DRAPper pack of 30Rs 11,970.5
Should you consider an alternative?
Other options containing Entecavir, and what they are not.You pay Rs 2,853 more than the cheapest equivalent
Identical active ingredient at the same strength. Cheapest per unit first.
Centaurus
0.5Mg
Rs 1,147.1Rs 114.71/unit
Lowest price per unitBelow approved ceilingNo DRAP alerts
Regmont
0.5mg
Rs 5,818.05
No DRAP alertsDe-Mont Research Laboratories (Pvt.) Ltd.
Zentavir
0.5mg
Rs 7,045.78
No DRAP alertsAJ Mirza Pharma Pvt Ltd DSL: 235
Tacavireachfilmcoated
0.5mg
Rs 21,357.15
No DRAP alertsCCL Pharmaceuticals (Pvt.) Ltd.
Gitver
0.5mg
Rs 3,140.99 ceiling
Glitz Pharma
Wyvia
0.5mg
Rs 9,365.23 ceiling
WERRICK PHARMACEUTICALS
Evicar
0.5mg
Rs 9,764.92 ceiling
BIO LABS (PVT) LTD.
Genovir
0.5mg
Rs 12,618.55 ceiling
No DRAP alertsGENOME PHARMACEUTICALS (PVT) LTD
Xotivir
0.5mg
Rs 21,355.13 ceiling
No DRAP alertsAGP Limited
Zekavir
0.5mg
Rs 12,945.2 ceiling
No DRAP alertsXENON PHARMACEUTICALS (PVT) LTD.
Enqo
0.5mg
Rs 12,355.19 ceiling
High-Q Pharmaceuticals
Viromed
0.5mg
Rs 9,827.87 ceiling
No DRAP alertsMEDERA PHARMACEUTICALS (PVT) LTD.
Ordered by lowest price per unit where a pack size is known, then by price. Order is never affected by sponsorship. Not medical advice — confirm any change with your pharmacist or doctor.
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