Xi'an Sonwu Biotech Co., Ltd. is one of the most professional manufacturers and suppliers of lapatinib powder in China. We warmly welcome yuo to wholesale bulk lapatinib powder for sale here from our factory. Quality products and reasonable price are available.
What Is Lapatinib Used For
Lapatinib powder is the material of a kind of medicine that is used to treat certain types of breast disease. It works by inhibiting the activity of two proteins called HER2 and EGFR, which are involved in the growth and division of cancer cells. Lapatinib is often used in combination with other medications, such as capecitabine, to improve breast disease that has spread to other areas of the body.
Because of its good effect, the demand increases a lot. Then there are more and more lapatinib manufacturers. As one of them, Xi’an Sonwu guarantees to supply high quality products. If you want to buy lapatinib, feel free to contact Xi’an Sonwu.

Certificate of Analysis
ANALYSIS | SPECIFICATION | RESULT |
Appearance | White Powder | Conforms |
Identification | IR | Conforms |
Melting Point | 141-149℃ | 143.5-144.9℃ |
Loss on Drying | ≤1.0% | 0.5% |
Heavy Mentals | ≤20ppm | Conforms |
Assay(HPLC) | ≥99.5% | 99.92% |
Lapatinib Price
Xi'an Sonwu Biotech Co. ltd. has rich experience in global trade and health industry. Insist on faith-based and quality first is our company’s principle. We strictly control product quality, which means selection starts from raw material. Besides, we handle every detail and reduce cost to the maximum extent, then our customers can get cost-effective product. Based on these, customers have given much good feedback to our products. So look for Xi'an Sonwu Biotech Co. ltd. when you need raw lapatinib.
Xi'an Sownu completely makes sure product’s quality, so sample can be supplied. Here is the quantity.
Form | Sample Amount | The Minimum of Quantity |
Powder | 10g | 10g |
Bulk Capsules | 200 capsules | 200 capsules |
Bottled Capsules | 5 bottles | 5 bottles |
Customers’ Good Comment

OEM Service
Xi'an Sonwu not only can supply high quality lapatinib powder, but also supply lapatinib capsules.
So any customers could customize capsules they want. And items below can be supplied.
1. Customized capsules shells (size, color, material)
2. Customized bottles(size, color, material, style)
3. Customized packaging(vacuum foil packaging, box, drum)
4. Customized label(paint film, matte film, optical mask)

What Is The Mode Of Action Of Lapatinib
Lapatinib is a targeted therapy that belongs to the class of tyrosine kinase inhibitors (TKIs). It is used for the treatment of HER2-positive breast sickness, which accounts for approximately 15-20% of all breast disease cases.
HER2 is a protein which is overexpressed in HER2-positive breast bad cells. This results in uncontrolled cell growth and division, which can result in the development and progression of disease. Lapatinib works by inhibiting the activity of the HER2 protein and other receptors such as EGFR (epidermal growth factor receptor). By doing so, it helps to slow down or stop the growth of bad cells.
Lapatinib is a small molecule that is able to penetrate the cell membrane and interact with the intracellular domain of HER2 receptors. It binds to a specific site and blocks the activation of the receptor, which ultimately prevents cellular signaling pathways from being activated. This leads to the inhibition of cell growth and proliferation in bad cells.
Lapatinib is often used in combination with other chemotherapy agents to enhance its efficacy. For example, it can be used in combination with capecitabine, a standard chemotherapy drug for HER2-positive breast disease, to improve clinical outcomes. Additionally, lapatinib can be used in combination with other TKIs, such as trastuzumab, to overcome resistance in patients who have progressed on other therapies.

Lapatinib Side Effects
Lapatinib is a medication used to treat breast disease that has spread to other parts of the body. While lapatinib can be effective in treating breast disease, it is not without potential side effects.
Some of the most average side effects of lapatinib include:
Gastrointestinal distress: Nausea, vomiting, diarrhea, and stomach pain are common in patients taking lapatinib. These side effects are often transient and can be managed with anti-nausea medications and diet modifications.
Rash and skin irritation: Some patients taking lapatinib may develop skin irritation, rashes, or itching. These side effects can be treated with anti-inflammatory medications or topical creams.
Fatigue: Lapatinib can cause fatigue or weakness in some patients. Rest and hydration can help to mitigate these symptoms.
Liver problems: Lapatinib can cause liver dysfunction, although this is a rare side effect. Patients taking lapatinib will need to have regular liver function tests to monitor for liver problems.
Heart problems: Lapatinib can cause heart problems due to its effect on some heart enzymes and receptors. Patients with heart problems should be monitored carefully while taking lapatinib, and the medication may need to be adjusted.
Less common side effects of lapatinib include:
Trouble breathing or shortness of breath
Fever
Swelling in the hands, feet, or ankles
Confusion or difficulty concentrating
Mood changes or depression
Rarely, some patients taking lapatinib may experience severe allergic reactions. Signs of a severe allergic reaction include difficulty breathing, swelling of the face or throat, and hives. If you experience any of those symptoms when taking lapatinib, seek medical attention immediately.
When Should I Take Lpatinib
Lapatinib is a medication used in the treatment of breast and other types of disease. The dosage of lapatinib will depend on a variety of factors, such as the type and stage of disease, as well as other medical conditions you may have.
It is generally recommended to take lapatinib with food, either at the same time or within an hour after a meal. It can help to decline the risk of secondary effects such as nausea, vomiting, and diarrhea.
Your doctors will provide specific instructions on how and when to take lapatinib. It is vital to follow these instructions carefully and not to change your dosage or schedule without first consulting with your doctor.
In addition, it is important to take lapatinib on a regular schedule in order to achieve the best possible benefits. Missing a dose or taking it at inconsistent times could reduce its effectiveness.

Factory Environment
1. Xi'an Sonwu has a factory with sufficient stock. In addition, Xi'an Sonwu has a clean and tidy production department with advanced equipment. Under the company's leadership, researchers continue to develop new products to meet customers' needs.
2. Xi'an Sonwu has advanced testing equipment and professional testing personnel, all of which show that Xi'an Sonwu aims to provide accurate and effective data and good service.

Certifications

Packaging

Logistics Record

Except guarantee the product’s, the other most important thing is customers could receive the goods smoothly. So, Xi’an Sonwu supply all kinds of courier according to different need.

Company's Profile
Xi’an Sonwu Biotech Co . Itd is a professional Chinese manufacturer and products supplier. It was founded in 2012, and located in Hi-Tech industrial Zone Xi’an city, Shannxi province, China. It pays all attention on development, research and production of food additives, plant extract , APl and other ingredients of health care products. Our company supplies five kinds of raw material products: Anti-hair loss Powders, Nootropic, API, Muscle Building products, Plant Extract. We sincerely believe that the premise of a great cooperation is best services and good quality. So, welcome your inquiry.
If you want to know lapatinib powder price, feel free to contact Xi'an Sonwu.
E-mail: sales@sonwu.com
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