Lack of timely knowledge of the market and faulty introductions have resulted in many failures. No wonder, there are very few new products which can be said to be successful. The strategy of today may not work tomorrow. Unfortunately, they are following the same classical approach to marketing leading to high degree of failure. Today's success does not guarantee success for tomorrow.
Companies are unwilling to change their style of operating and thinking process.
This has led to downfall of many companies. Normally, same molecules is introduced by at least 4-5 companies leading to high degree of competition. In such a competitive environment, what is required is marketing skills, not trading skills. This is one of the many reasons that many companies are not doing well. Today the doctor's expectations are different.