The two components of an ideal medication delivery system are the capacity to target and control drug release. By precisely identifying and eliminating dangerous or malignant cells, side effects can be greatly decreased and medication efficacy can be guaranteed. Furthermore, regulated drug release helps lessen the negative effects of medications. Developing tailored drug delivery systems for a variety of disorders, including cancer cells, is a potential area of study in nanomedicine. A family of medications known as nanoparticles, which are made from live cells or creatures, has completely changed how many respiratory illnesses are treated, including idiopathic pulmonary fibrosis, chronic obstructive pulmonary disease, and asthma. Smart drug delivery systems, often referred to as nanocarrier-based delivery systems, are a product of nanotechnology. Alongside other digital medical technologies like artificial intelligence (AI) and machine learning (ML), the field of nanotechnology has experienced remarkable breakthroughs in both development and reach. Apart from medications based on nanoparticles, innovative biologicals, gene therapy, microsponge drug delivery systems, intrathecal drug delivery systems, transdermal drug delivery, inhaled corticosteroids (ICSs), hydrogels, liposomes, and personalized medicine have surfaced as potentially viable methods of drug delivery with minimal adverse effects. Working together and doing continuous research are crucial to creating innovative medication delivery systems that have a big influence on how well diseases are treated. Before being used in a clinical setting, the drug delivery systems must pass stringent safety and effectiveness testing and fulfil regulatory requirements.