@ Aliya ,
ur welcoem .... yeah that's a good sign that combinationis working fine .. . i would like to advice you to be punctual with her medicine ,,  try your levels best to not to miss any dose ,,, .... 
yeah , i always take my medicine at time, ,,  i have a plan of taking Ferriprox and i always followed that plan since I'm taking Ferriprox,, its  7-3-11   ,, 7AM for 1st dose ,, 3PM for 2nd Dose ,,, and then 10/11 PM for 3rd dose ... the main thing behind this plan is 8 hours gap between 2 doses ,, bcoze as Narendra mention the medicines like Ferriprox ( medicine which doctors prescribe us thrice a day ) remain active in our body for 8 hours ,,,, so thats the reason Why they prescribe us to take them thrice a day to keep the action of active for whole 24 hours ... at the time i was xtremely concerned aboout my Ferritin level i always Tried my best to take Ferriprox after every 6-8 hours in a day ,, ...  you may make your very own schedule for that purpose , schedule  that suits you .... now a days my timings for taking Ferriprox is 9AM 1st dose ,,,   then 4PM 2nd dose ,,,,  and then 11PM  3rd dose... .. 
i hope i answered the question ,, if  i missed anything ,, ,then feel freee to ask  about that .. 

Best Regards
take Care
umair