 [ Symptoms ] can i cut a 20mg lisinopril in half to be used as a 10 mg i have 2 bottles of 20mg lisinopril but i need to take a 10mg lisinopril once a day can i cut this 20 mg in half to get the results of a 10mg [ Disease ] many medications are safe to split because of this insurance companies and doctors are increasing prescribing higher dose scored tablets as a cost savings for patients yet some medications are compromised when they are split and this should not be done for example capsules or tablets without a score or pills with an exterior coating should not be split splitting these medications could result in uneven doses of treatment and can causes harm under treatment or inadvertent overdose of medications to see if your medication can be split check the ‘how supplied section of the package or ask your pharmacist yes you can cut them in half i just called my own pharmacist and asked this very question today and was told i could absolutely cut it in half i do not see why not i would not recommend taking less than the doctor perscribed though if it is a tablet then use a pill cutter or a thin knife to cut it in half if it is a capsule or something else i do not think it can be cut in half hope this helps