Selective Progesterone Receptor Modulators

Ulipristal is indicated for use as an emergency contraceptive.  Ulipristal has partial agonist and antagonistic effects at progesterone receptors and is thought to delay ovulation as the mechanism for emergency contraception.  

Class Drugs

• Ulipristal

Class Mechanism of Action

Mediates effects via progesterone receptors

Class Applications

Emergency contraception

Class Adverse Effects

Nausea

Headaches

Prolonged menstruation

Drug Table

Drug Name	Application	Comments	Image
Ulipristal			"Tulip" "Crystal"