Hi My wife has ALS and takes amlodipine5-20mg,riluzole50mg,warfarin5mg,oxybutynin 5mg glycopyrrolate1mg,lorazepam.5mg,morphine sulfate,She is very constipated from the narcotics and it was recommended to take organic smooth move tea the main ingredients is senna 1080 mg and proprietary blend 920mg will these drugs work well together or should I not give her the tea? Thank you Tim