Buy Nexavar
Nexavar

5.87
Nexavar (Sorafenib) is a kinase inhibitor used to treat specific types of kidney, liver, and thyroid cancers. It helps patients by interfering with the communication signals that tell cancer cells to grow and by limiting the blood supply that tumours need to expand.


Ingredient
Availability
In Stock
Delivery Time
Airmail (14-21 days) | EMS trackable (5-9 days)
Product is shipped in a fully discreet envelope with no content disclosure, including all required documentation inside

Product Sheet

Active Ingredient(s)
Sorafenib
Reference Brand
Nexavar
Manufacturer
Bayer
Product Form
Tablet
Regulatory Classification
Rx
Primary Category
Cancer Treatment
Product Category
Antineoplastic Agents, Protein Kinase Inhibitors, Multikinase Inhibitors
Pharmacological Class
Tyrosine Kinase Inhibitors
Manufacturer Description
A targeted therapy used to treat advanced cancers of the liver, kidneys, and thyroid by slowing the spread of cancer cells.
Mechanism of Action
Nexavar is a multikinase inhibitor that works by blocking the signals that tell cancer cells to multiply. It also helps block the growth of new blood vessels that the tumour needs to grow, effectively starving the cancer and slowing its progression.
Route of Administration
Oral
Onset Time
Varies; steady blood levels reached in 7 days
Duration
Continuous treatment until no longer beneficial
Contraindications
Hypersensitivity to sorafenib, Severe liver impairment
Severe Adverse Events
Internal bleeding, Heart attack, Perforation of the bowel, Severe skin peeling
Common Side Effects
Nausea, Tiredness, Thinning hair, Dry skin
Uncommon Side Effects
Diarrhoea, Hand-foot skin reaction, High blood pressure, Weight loss
Drug Interactions
Warfarin, Rifampicin, St John's Wort, Phenytoin
Pregnancy Safety Warnings
Must be avoided; effective contraception is required during treatment.
Age Restrictions
Safety in children not established.
Storage Guidelines
Store at room temperature in a dry place.
Related Products
Lenvatinib, Regorafenib, Sunitinib

Nexavar FAQ

Can Nexavar be taken with other cancer therapies?

Sorafenib may be combined with certain targeted agents or immunotherapies, but the safety of specific combinations varies. Clinicians assess potential drug-drug interactions and overlapping toxicities before prescribing a regimen.

What should I do if I develop a hand-foot skin reaction?

Mild reactions are often managed with emollients and dose interruption. Moderate to severe cases may require dose reduction or temporary cessation, and a dermatologist can provide specialized care.

Is Nexavar safe for patients with mild liver disease?

For mild to moderate hepatic impairment (Child-Pugh class A or B), a reduced dose or careful monitoring is recommended. Severe liver dysfunction (class C) is an absolute contraindication.

How does sorafenib differ from other kinase inhibitors used in kidney cancer?

Sorafenib targets a broader range of kinases, including RAF, VEGFR, and PDGFR, whereas some alternatives focus primarily on VEGFR. Choice of agent depends on disease characteristics, prior treatment, and side-effect profile.

Can I travel internationally with Nexavar tablets?

Yes, but keep the medication in its original packaging with a copy of the prescription. Declare the tablets at customs if required, and ensure you have enough supply for the entire trip.

What imprint appears on Nexavar 200 mg tablets?

The tablets are typically imprinted with “200 SM” in white on a pink tablet, identifying the strength and manufacturer. Verify the imprint against the pharmacy label.

Will alcohol affect my Nexavar treatment?

Excessive alcohol can increase hepatic stress and exacerbate liver-related adverse events. Moderate consumption may be acceptable, but discuss personal alcohol use with your oncologist.

Are there any special considerations for athletes taking Nexavar?

Sorafenib is listed on the World Anti-Doping Agency (WADA) prohibited list for certain sports due to potential performance-altering effects. Athletes should disclose use to their sporting bodies.

How long can treatment with Nexavar be continued?

Therapy continues until disease progression, unacceptable toxicity, or patient/clinician decision to stop. Regular imaging and clinical assessment guide the duration of treatment.

What is the cost coverage for Nexavar in the UK?

Nexavar is listed on the NHS Cancer Drugs Fund for specific indications, meaning eligibility depends on regional commissioning decisions. Patients should discuss funding options with their oncology team.

What is Nexavar?

Nexavar is a prescription medication marketed under the brand name Nexavar that contains the active ingredient sorafenib. It is supplied as 200 mg tablets and belongs to the therapeutic class of oncology support agents, specifically a multi-kinase inhibitor. In the United Kingdom, Nexavar is authorized by the Medicines and Healthcare products Regulatory Agency (MHRA) for the treatment of certain advanced cancers.

How Nexavar Works in the Body

Sorafenib blocks several protein kinases that drive tumor growth and the formation of new blood vessels (angiogenesis). By inhibiting the RAF/MEK/ERK pathway and vascular endothelial growth factor receptors (VEGFR) as well as platelet-derived growth factor receptors (PDGFR), the drug reduces cancer cell proliferation and deprives tumors of nutrients. The onset of pharmacodynamic effects usually occurs within a few days after the first dose, with steady-state concentrations reached after approximately two weeks of twice-daily dosing.

Conditions Treated by Nexavar

Nexavar is approved in the UK for:

  • Advanced renal cell carcinoma (RCC) - a type of kidney cancer that has spread beyond the kidney.
  • Unresectable or metastatic hepatocellular carcinoma (HCC) - primary liver cancer that cannot be removed surgically.
  • Differentiated thyroid carcinoma that is refractory to radioactive iodine therapy (limited indication).

These approvals are based on randomized clinical trials that demonstrated improved progression-free survival compared with placebo or standard therapy.

Off-Label and Investigational Applications

Evidence from peer-reviewed studies and clinical guidelines suggests the following off-label uses, though they are not approved by the MHRA:

  • Sarcoma - small phase II trials have explored sorafenib in selected soft-tissue sarcomas.
  • Neuroendocrine tumours - early-phase studies report disease control in a minority of patients.

Off-label use requires medical supervision and an individualized risk-benefit assessment.

Who Should Not Use Nexavar? (Contraindications)

Absolute Contraindications

  • Known hypersensitivity to sorafenib or any tablet excipient.
  • Severe hepatic impairment (Child-Pugh class C).

Relative Contraindications

  • Moderate hepatic impairment (Child-Pugh class B) - dose adjustment may be required.
  • Pregnancy or breastfeeding - sorafenib is teratogenic and contraindicated. Effective contraception is mandatory for women of child-bearing potential and men with partners of reproductive age.
  • Uncontrolled hypertension - sorafenib can raise blood pressure.

Special Populations

  • Renal impairment: Use with caution; dose adjustments are not routinely required unless severe (eGFR < 30 mL/min).
  • Elderly: No specific age limit, but frail patients may experience increased toxicity and should be monitored closely.

If any of these conditions apply, a healthcare professional must evaluate the risks before prescribing Nexavar.

Safety Profile: Side Effects and Interactions

Common Side Effects

  • Diarrhoea - frequently reported; manage with adequate hydration and anti-diarrhoeal agents if needed.
  • Hand-foot skin reaction - redness, swelling, or pain on the palms and soles; dose reduction or temporary interruption can help.
  • Rash and alopecia - usually mild and resolve after treatment cessation.
  • Hypertension - monitor blood pressure regularly; antihypertensive therapy may be added.

Serious Adverse Events

  • Cardiac ischaemia or arrhythmia - rare but potentially life-threatening; patients with existing heart disease need close surveillance.
  • Bleeding complications - sorafenib can impair platelet function; watch for gastrointestinal or intracranial hemorrhage.
  • Severe hepatic dysfunction - indicated by marked elevation of transaminases or bilirubin; may require permanent discontinuation.

Patients experiencing any of the above should contact their clinician promptly.

Drug Interactions

  • Cytochrome P450 3A4 (CYP3A4) inhibitors (e.g., ketoconazole, clarithromycin) can increase sorafenib plasma levels; dose adjustment or alternative therapy is advisable.
  • CYP3A4 inducers (e.g., rifampicin, carbamazepine) may reduce efficacy; avoid co-administration when possible.
  • Anticoagulants (warfarin, direct oral anticoagulants) - sorafenib may potentiate bleeding risk; monitor coagulation parameters closely.

Because many patients with cancer take multiple medications, a full medication review is essential before initiating Nexavar.

Food and Lifestyle Interactions

  • Food: Sorafenib can be taken with or without food; a high-fat meal may modestly increase absorption, but adherence to a consistent routine is more important.
  • Alcohol: Excessive intake can exacerbate liver toxicity; limit consumption and discuss with the care team.
  • Driving: The drug may cause fatigue or dizziness; patients should assess their own response before operating machinery.

How to Take Nexavar

  • Standard dosing: The usual regimen for approved indications is 200 mg tablets taken twice daily (one tablet in the morning and one in the evening), amounting to 400 mg per day. Some oncologists may prescribe two tablets twice daily (800 mg total) depending on disease severity; however, dosing must follow the prescribing information and be individualized by the treating physician.
  • Administration: Swallow tablets whole with a glass of water. Do not crush, chew, or split the tablets unless instructed.
  • Missed dose: Take the missed tablet as soon as remembered on the same day; do not double the next dose.
  • Overdose: Symptoms may include severe nausea, vomiting, diarrhoea, and hepatic dysfunction. Seek emergency medical attention; activated charcoal may be considered if presentation is early.
  • Discontinuation: Abrupt cessation is generally safe, but dose reduction or temporary interruption may be recommended for managing toxicities. No formal taper is required.

Dose adjustments for hepatic impairment or significant drug interactions must be performed by the prescribing clinician.

Monitoring and Follow-Up

  • Liver function tests (ALT, AST, bilirubin) every 2-4 weeks for the first two months, then monthly.
  • Blood pressure at each clinic visit; more frequent monitoring if hypertension develops.
  • Electrolytes and renal function every 4-6 weeks, especially in patients receiving concomitant nephrotoxic agents.
  • Dermatologic assessment for hand-foot skin reaction; early dermatology referral can prevent severe cases.
  • Imaging studies (CT or MRI) every 8-12 weeks to evaluate tumour response per RECIST criteria.

Patients should contact their healthcare team promptly if new or worsening symptoms arise.

Storage and Handling

  • Store tablets at room temperature (15-25 °C), protected from moisture and light.
  • Keep the container tightly closed and out of reach of children.
  • Do not use tablets after the expiry date printed on the packaging.
  • Unused medication should be disposed of according to local pharmacy take-back programmes or MHRA waste guidelines.

Medication-Specific Glossary

Kinase Inhibitor
A class of drugs that block enzyme activity of protein kinases, hindering signalling pathways that promote cancer cell growth.
Angiogenesis
The formation of new blood vessels; tumours rely on angiogenesis to obtain oxygen and nutrients.
Hand-Foot Skin Reaction
A painful dermatologic toxicity characterised by redness, swelling, or blistering on the palms and soles, commonly seen with sorafenib.
QT Prolongation
An elongation of the heart’s repolarisation interval on an ECG; can increase the risk of arrhythmias.
RAF/MEK/ERK Pathway
A signalling cascade that regulates cell division; sorafenib’s inhibition of RAF disrupts this pathway.

Medical Disclaimer

This article provides educational information about Nexavar and is not a substitute for professional medical advice. Treatment decisions, including use for unapproved indications, must be made under the guidance of a qualified healthcare provider. The content is intended for informational purposes and does not constitute medical recommendations. Always consult a physician before starting, stopping, or changing any medication regimen.

Information for Nexavar is sourced from established medical standards and updated frequently. It is provided for general guidance and should be confirmed with a healthcare professional before use.
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