Entecavir
Entecavir
- CAS:
- 142217-69-4
- MF:
- C12H15N5O3
- MW:
- 277.28
Suppliers by country/region
Company Type
Properties
- Melting point:
- 249-252°C
- Boiling point:
- 661.4±65.0 °C(Predicted)
- Density
- 1.81±0.1 g/cm3(Predicted)
- storage temp.
- -20°C
- solubility
- DMSO (Slightly), Methanol (Sparingly)
- pka
- 14.22±0.60(Predicted)
- form
- powder
- color
- white to beige
- optical activity
- [α]/D +25 to +40°, c = 0.2 in H2O
- Stability:
- Hygroscopic
Safety Information
- Symbol(GHS)
GHS07
- Signal word
- Warning
- Hazard statements
- H302-H315-H320-H335
- Precautionary statements
- P264-P270-P301+P312-P330
- Safety Statements
- 24/25
- WGK Germany
- 3
- HS Code
- 29339900
Use
In the treatment of hepatitis B, entecavir as first-line antiviral drugs in the treatment of hepatitis B virus on the effect is worthy of recognition, have a significant treatment effect of serum transaminase ALT increased or liver lesions for active viral replication in patients with chronic hepatitis B in adults,. However, the clinical application of entecavir is affected due to the side effects of entecavir. The most common side effects of entecavir: the increase of ALT, fatigue, dizziness, nausea, abdominal pain, abdominal discomfort, abdominal discomfort, liver, muscle, insomnia, rubella and indigestion, also be found in neutrophils decreased slightly. These adverse reactions were mild to moderate. In trials with lamivudine controls, the incidence of adverse events is equivalent to lamivudine. According to the study, it also found that, as the same type of antiviral drugs, entecavir and the first generation of antiviral drugs have similar side effects, such as acid poisoning, hepatomegaly, liver fatty degeneration in the withdrawal will appear rebound phenomenon. In these studies, using entecavir of the patients in the treatment process, ALT increased to 10 times of the normal value upper limit and baseline values of 2 times, the generally continue to medication for a period of time, the ALT returned to normal; prior to or concurrently with viral load 2 on the numerical decline. So during the treatment, regular liver function should be tested. In the side effects of entecavir, most not easy to accept the resistance for patients, resistance will increase the difficulty of treatment, medication time to grow, for patients, psychological pressure and economic pressure will increase, half-way stopping may cause illness rebound. Although existing nucleoside analogues inhibited viral force of entecavir is strong, and mutation rate is lowest (newly diagnosed 4 years less than 1%), but the price is also the most expensive, more suitable for economic conditions, long-term treatment. Because of the side effects of entecavir, patients with hepatitis B should be taken entecavir under the guidance of specialized subject doctor, once appear uncomfortable to reflect to the doctor. In the necessary condition, timely adjustment of treatment. And the use entecavir therapy does not reduce hepatitis B through sexual contact or blood transmission of hepatitis B virus risk. Therefore, it is necessary to take appropriate protective measures.
20 India supplier list of "Entecavir"
![](/images/pro-3.jpg)
- Product Name:2-amino-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidenecyclopentyl]-1,9-dihydro-6H-purin-6-one
- Products Intro:Purity: 99% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Manufacturer
- Country/Region: Hyderabad,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 98% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Manufacturer
- Country/Region: Telangana,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 98% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Reagent
- Country/Region: Telangana,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 98% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Reagent
- Country/Region: Gujarat,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 99% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Reagent
- Country/Region: Telangana,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 98% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Reagent
- Country/Region: Gujarat,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 98% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Manufacturer
- Country/Region: Gujarat,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 99% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Manufacturer
- Country/Region: AndhraPradesh,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 98% | Package: 1 kg,5 kg, 10 kg,25kg and 1 MT
- Company Type: Reagent
- Country/Region: Hyderabad,INDIA
![](/images/pro-3.jpg)
- Product Name:Entecavir
- Products Intro:Purity: 98% | Package: 1 kg,5 kg, 10 kg,25kg And 1MT
- Company Type: Manufacturer
- Country/Region: Maharashtra,INDIA