IBSrela is free for low-income patients and works well. Lactulose is covered by most insurance and also works well but can cause flatulence. Magnesium Citrate is the form that is most irritation to your stomach. Like caffeine, stomach irritants can help to start bowel movements. If you inhale using your diaphragm, it will temporarily open up your external anal sphincter helping to get the process started as well. Overall, you just need to stay moving and find both a prescription grade ibs-c everyday treatment and irritant. If you wait too long in between bowel movements, then you will feel terrible and usually just makes it harder to go. IBS-C treatments will your gut with water which can make it easier to go, but also make you feel more pressure until you do. The body gets used to these prescriptions, at least for me, so you might need to rotate them.