Camzyos

Camzyos (mavacamten) is a prescription medication used to treat Obstructive hypertrophic cardiomyopathy. An oral treatment for symptomatic obstructive hypertrophic cardiomyopathy (HCM), a disease where the heart muscle thickens and makes it harder to pump blood.

A cardiac myosin inhibitor that reduces excessive contraction of the heart muscle, easing the obstruction and improving symptoms.

Commonly reported side effects of Camzyos include Heart failure risk, Dizziness, Fainting, and Reduced heart pumping function. This is not a complete list — tell your doctor or pharmacist about any side effects you experience.

Yes. Camzyos carries an FDA Boxed Warning — the agency's most serious safety warning. Read the full prescribing information and talk to your doctor about the risks before starting or changing treatment.

The active ingredient in Camzyos is mavacamten, which belongs to a class of medicines known as Cardiac Myosin Inhibitor.

Camzyos is manufactured by Bristol Myers Squibb. It was first approved in 2022.

You may be able to lower the cost of Camzyos by using a free pharmacy discount card or by comparing prices across pharmacies before you fill your prescription. Savings vary by pharmacy and location.