Hello, My Friend Wants To Have An Abortion With Cytotec

Hello, my friend wants to have an abortion with cytotec pills but each dr has been giving her different dosage, one said to take 28 pills every 6 hours two, another said u can only take the vaginally and she wants orally, and online it all said 4 orally then another 4 in 3 hrs then another 4. I dunu for how many days also. Can you please advise, the dosage and for how many days she has to take them if you suggest certain food to eat with them and will profinead b a good pain killer? shes 5weeka pregnant her last period was june 22nd.