The likelihood of getting pregnant right before your period is extremely low. For women who have a typical cycle of 28 to 30 days or longer and their cycles are regular, it is fairly safe to say that your ovulation occurred between Day 11 and Day 21. The egg is only available for 12 to 24 hours for conception.
Figure that a single dose of Adderall (any size) takes about 20 minutes to kick in (allow 30 minutes for time-released Adderall XRâs). The âhighâ peaks at about the 1:30-1:45 mark (that is, 1.5 hours since it kicked in, so about 2 hours since you took the pill).
Adderall takes about 20-30 minutes to begin working on a physiological level.t If you are asking when it starts working behaviorally, that depends on the dose. It can take up to 2 weeks to determine the proper amount. Start with 5 mg.