Tablets are a popular dosage form due to their convenience, compactness, and ease of manufacturing. Immediate release tablets, which dissolve quickly in the stomach, are particularly useful when the action required. Immediate release tablets dissolve quickly in the action required.Immediate release tablets dissolve quickly in the stomach and are especially useful when quickly start is needed Superdisintegrants such as croscarmellose and sodium starch glycolate are frequently used in the tablet formulations to improve drug dissolutions and promote immediate disintegration.The tablets now available and promote immediate disintegration.The tablets now available have good patient compliance and are suitable for many types of medications.They also provide opportunities for business growth. This review provides detailed information about the mechanism of action, preparation pr ocess, excipients and evaluation of readymade tablets. In general, now released tablets ar e becoming more popular than dispensing machines