Marstacimab Side Effects

Applies to marstacimab: subcutaneous solution.

Important warnings This medicine can cause some serious health issues

Marstacimab can cause unwanted blood clots, especially if you also use other medicines to help your blood clot.

Get emergency medical help if you have signs of an allergic reaction: hives, difficult breathing, swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have:

• fast or pounding heartbeats;

• chest or back pain, feeling short of breath, coughing up blood;

• swelling, pain, redness, or skin discoloration in your arms or legs;

• headache, dizziness, fainting, sweating;

• numbness in your face; or

• eye pain or swelling, vision problems.

Common side effects may include:

• pain, bruising, swelling, redness, itching, irritation or hardening where the medicine was injected.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.

For healthcare professionals

Applies to marstacimab: subcutaneous solution.

Cardiovascular adverse events

• Frequency not reported: Thromboembolic events^[Ref]

Dermatologic

• Common (1% to 10%): Pruritus^[Ref]

Hypersensitivity

• Frequency not reported: Hypersensitivity, peripheral swelling^[Ref]

Local

• Common (1% to 10%): Injection site reaction^[Ref]

Nervous system

• Common (1% to 10%): Headache^[Ref]

Further information

Marstacimab side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.

Medical Disclaimer