Opdualag (Opdualag) is a fixed-dose combination injection composed of nivolumab and relatlimab-rmbw, indicated for the treatment of patients aged 12 years and older with unresectable or metastatic melanoma. As a prescription drug requiring strict management, it has special requirements for purchase channels, precautions for use, and identification of authenticity.

How to Purchase Opdualag

Overseas Purchase

Patients may choose to consult and purchase the drug at hospital pharmacies or legitimate drugstores in countries or regions where Opdualag has been launched.

Since drug prices may be affected by factors such as regional differences and exchange rate fluctuations, patients need to make budgets and plans in advance before purchasing.

Purchase through Medical Service Institutions

Patients may consult domestic overseas medical service institutions that cooperate with international pharmacies or pharmaceutical companies.

These institutions can usually provide legal import channels and offer professional consultation and guidance.

Precautions for Purchasing Opdualag (Opdualag)

Medical Evaluation Before Medication Use

Confirmation of patient weight: Patients aged 12 years and older must have a body weight of at least 40 kg.

Liver function test: Dose adjustment is required for patients with mild hepatic impairment.

Renal function test: Dose adjustment is required for patients with mild to moderate renal impairment.

Confirmation of Dosage Form and Strength

Strength: Each 20 mL vial contains 240 mg nivolumab and 80 mg relatlimab.

Appearance: It should be a clear to opalescent, colorless to slightly yellow solution, which may contain a small amount of translucent to white particles.

Packaging: It should include a complete package insert and contact information for adverse reaction reporting.

Disclosure of Drug Interactions

Strong or moderate CYP3A inhibitors: Concurrent use should be avoided.

Strong or moderate CYP3A inducers: Concurrent use should be avoided.

Gastric acid reducers: Concurrent use should be avoided; if necessary, they should be taken at intervals.

Methods for Identifying the Authenticity of Opdualag

Outer Packaging Features

The packaging box has exquisite printing and uniform color.

The English trade name "OPDUALAG" is clear.

The label "Rx only" is marked.

Drug Itself Features

It should be a clear to opalescent, colorless to slightly yellow solution.

It may contain a small amount of translucent to white particles.

There should be no turbidity, discoloration, or foreign matter.

The information on the vial label is complete and clear.

Warnings for Abnormal Situations

The solution is turbid, discolored, or contains foreign matter.

The packaging printing is blurred, there is no English instruction, or there are errors in the English content.

The package insert is missing or the content of the package insert is incomplete.

The price is significantly lower than the normal market level.

The seller cannot provide proof of legal purchase channels.