Drugs & Cosmetics Act, 1940–Secs. 25(4), 18(a)(1) r/w 16(1)(a) & 18A(vi), 18-B & 22(1)(cca)–Criminal proceedings–Petitioner was intimated after nine months of expiry of sample–He immediately informed in regard to challenging the report of analyst–But deprived of his valuable right as the sample had already been expired–Held, the prosecution is not permissible and deserves to be quashed.