Define certain. certain synonyms, certain pronunciation, certain translation, English dictionary definition of certain. adj. 1. Definite; fixed: set aside a certain sum each week.
The meaning of CERTAIN is fixed, settled. How to use certain in a sentence. Synonym Discussion of Certain.
CERTAIN definition: 1. having no doubt or knowing exactly that something is true, or known to be true, correct, exact…. Learn more.
CERTAIN definition: free from doubt or reservation; confident; sure. See examples of certain used in a sentence.
Definition of certain adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
certain (comparative more certain or certainer, superlative most certain or certainest) Sure in one's mind, positive; absolutely confident in the truth of something.
Find 193 different ways to say CERTAIN, along with antonyms, related words, and example sentences at Thesaurus.com.
Why it's done Most often, prothrombin time is monitored if you are taking the blood-thinning medicine warfarin. In this situation, the prothrombin time is shown as an international normalized ratio, also called INR.
Anticoagulant therapy with warfarin with a goal INR of 2 to 3 is effective in treating tissue valve thrombosis in most patients. Cardiac valve replacement and the risk of thrombosis are increasingly common in aging populations.
Blood tests, such as an INR, are needed to check for proper dosage and unwanted side effects. Be sure to keep all appointments. Using this medicine while you are pregnant can harm your unborn baby. Use an effective form of birth control to keep from getting pregnant during treatment and for at least 1 month after the last dose.