There are a variety of synonyms for the phrase "dose one medicine." Some common alternatives include single dose, one-time dosage, single-use medication, and one-time administration. These phrases all refer to a singular amount of medication that is intended to be taken at one time. Other synonyms may include singular dosage, individual medication, and specific pill or capsule. Regardless of the terminology used, the important thing is to always read and follow the instructions provided by a healthcare professional or medication label to ensure the safe and effective use of any medication.