India, Sept. 22 -- The Central Drugs Standard Control Organisation (CDSCO) found one spurious and 220 not of standard quality (NSQ) drug samples from a batch tested randomly as part of the August drug surveillance exercise, according to the drugs regulator's NSQ and Spurious Drug Alert issued on Tuesday.

The failed samples during routine regulatory surveillance included 29 tested by the Central Drugs Laboratories and 191 identified by the State Drugs Testing Laboratories.

NSQ drugs are those that fail to meet quality standards or specifications, including those pertaining to labelling, dissolution, weight uniformity, and sterility. Besides NSQs, some quality-related defective products are also categorised as adulterated or spurious drug...