Any tips/trick to make Female come in heat???

[beagle-runner]

hey! thank's 4 the info guy's,i have not used the shot's in years,but i know their out there. i use 2 just go 2 my vet and they would give them 2 me no prob,in and out, i had it in mind 2 maybe use them a little later on this year but i won't now.i was just letting u guy's know they were out there,in case u all did'nt know about'em. i did not know they had side effect's like that though,they never told me that part and i will not use them any more. THANK'S