Makena Auto-Injector and Perflutren

• Generic Name: hydroxyprogesterone
• Dosage Forms: injection
• Other Brand Names: Makena, Makena Auto-Injector, Hylutin, Delta-Lutin, Duralutin, Hyprogesterone, Prodrox

Hydroxyprogesterone is a form of progestin, a manmade form of a female hormone called progesterone.

Hydroxyprogesterone is used to lower the risk of premature birth in a woman who has already had one premature baby. Hydroxyprogesterone will not stop premature labor that has already begun.

Hydroxyprogesterone is not for use in women who are pregnant with more than one baby (twins, triplets, etc).

Hydroxyprogesterone may also be used for purposes not listed in this medication guide.

• Generic Name: perflutren
• Dosage Forms: n.a.
• Other Brand Names: Definity, Optison

Perflutren is an ultrasound contrast agent that is used to improve the quality of an echocardiogram (ultrasound of the heart). Perflutren works by changing the way ultrasound waves travel within your heart. This helps the ultrasound portray a sharper image of your heart.

Perflutren is used to allow certain segments of the heart to be seen more clearly on an echocardiogram.

Perflutren may also be used for purposes not listed in this medication guide.