There's a three month trial period http://chuyennhagiarethanhhung.com/marinol-uses-for-chronic-pain-cba0.pdf marinol drug wiki  He said an end to violence, which the government blames on its foes, would allow the shutdown of the Brotherhood's sit-in protests and create room for dialogue. The Brotherhood accuses the security forces of stirring up the violence to justify their crackdown on the Islamists.