movacol is given in case of constipation
blood in stools can be due to various conditions like lower gi ulcers, due to very hard stools, sometimes also seen in irritable bowels.
i would advise you to meet your physicain and get a panel of investigations liks blood and stoll work up done. also get a colonoscopy
done to rule our bleeding.
if the symptoms worsen call your emergency number.
i hope i have answered your query.
take care and contact us at HCM in case of further query