1.MDover-the-counter drugs can be obtained without a prescription (=a written order) from a doctor 〔藥品〕無醫生處方也可買到的,非處方的
2.American EnglishAmEBFS (abbreviation OTC) over-the-counter business shares are ones that do not appear on an officialstockexchangelist 〔股票〕場外買賣的,買賣雙方直接交易的,非挂牌的