After the last shot of Depo Provera, it can take over 6 months for the drug to leave the body. But you should start another form of birth control after 6-12 weeks after your last shot.
To take a Virgin Mobile off of safe mode, one would need to know the model of the phone. You may have to call the company for directions or take the phone to a Virgin mobile store and have it flashed.
The best time of day to take a B12 shot depends on when the person takes it. Some people take it in the morning and some take it at bedtime. There is no set time to take the shot.