Acronym and definition: BID is an acronym which means twice (two times) a day. It is an abbreviation for “bis in die” which in Latin means twice a day. The abbreviation b.i.d. is sometimes written without a period either in lower-case letters as “bid” or in capital letters as “BID“.
Sentence to another medical professional: Please, explain to the patient, Mrs. Smith, that we are prescribing an antibiotic bid.
Sentence to the patient: Mrs. Smith, Dr. Jones has prescribed an antibiotic for you to take twice a day for your respiratory infection. You should take this drug once in the morning and once before bedtime. Do you have any questions about how and when to take this medication?
Acronym and definition: p.r.n. is an acronym which stands for pro re nata in Latin and it means “as needed or as and when the situation arises/necessary”. It is usually written with a period between each of the letters as showed before.
Sentence to another medical professional: Nadia was working as a p.r.n. nurse in the Emergency Room as she was studying full-time to become a Nurse Practitioner.
Sentence to the patient: Mr. Albadrani, Dr. Hassani has prescribed a topical spray for your ankle pain to be used as needed for pain. It is to be applied only when the pain arises as it is a very strong medication and must be carefully used.