A Company had a problem with vitamin A and its stability in multivitamin syrup. A solution was brought up amicably with a life time solution for the preparation..
A company gained a government contract by tender and had to supply crores of tablet by a particular date, at the 11th hour it could not punch the tablets due to some wrong combination of drug-excipient in granulation. The formulation was cured and cost of the drug & excipient was saved and the product was supplied in due time course.
Suspensions are notorious formulations and a company had a formulation which was a mixture of an emulsion and suspension with out addition of any excipient. It was rendered right by addition of one procedural step.