The increasing rates of patent expiry lead to a counter-strategy of switching companies from Rx to OTC. In the US, according to the Consumer Healthcare Products Association, approximately 106 ingredients and dosage strengths have undergone a change from Rx to OTC to around 700 OTC products on the market.

. The growth of this market is majorly driven by increasing sales of temperature sensitive pharmaceutical products, longer life expectancy and rising geriatric population are some of the prominent factors.

Visiongain forecasts a continuing growth in global market, submarket and product sales as human vaccines drive pharmaceutical business sales. New key players and technological progress will enter the industry, leading to an increase in the market size of the world market for human vaccines in general.

The global ophthalmic ultrasound systems market is driven by factors such as the increasing prevalence of ocular disorders and diseases, adoption of novel ophthalmic technologies, rising focus on research & development, and growing health awareness amongst the population.