You might be suffering from fecal evacuation disorder, it will need further evaluation . Treatment wil include biofeedback, adjustment of laxatives, any kind of prokinetic like pruclaopride or lubowel, exercise, along with some antianxiety medication, as FED are usually functional disorders
Next Steps
further evaluation including anorectal manometry, defecogram, balloon expulsion test, colonoscopy if not already done
Health Tips
regilar exercise, avoid unnecessary straining, adjust laxative