I was taking it 50 mg every six hours. But what has happened? I have missed the dose and I took two at once. I know that I should not do that and I don't know what I was thinking about while taking it but it has happened. I am afraid of overdose. How much of diphenhydramine is an overdose?
Quick Answer. The train was first invented and patented in 1784, by James Watt. The first working model to be made and successfully run was created in 1804 by Richard Trevithick. Continue Reading.
In 1789 William Jessop of the UK created a wagon with flanged wheels. This was crucial in the history of the train; the design allowed the wheels to move securely along the rails. The Invention of the Steam Engine. As stated, it was Trevithick who built the tramway steam locomotive. It was first run on February 22, 1804.