Chaim Hillel Raskin

On Shabbat it is prohibited to carry from one domain to another and to carry an item for more than four cubits within a public domain—if no eiruv is present. Therefore, one may only walk outside on Shabbat wearing items that are considered either a garmen...

(Concerning whether you are allowed to take medication on Shabbat for your own specific situation, consult an orthodox rabbi.) The sages prohibited taking medication on Shabbat – except in specific situations – out of concern that one may grind the herbs ...