If you have gears with a diametral pitch of 12, a 12-tooth gear will have a pitch diameter of 1, while a 24-tooth gear will have a p.d. of 2. The circular pitch (p) is the distance along the pitch diameter from the face of one tooth to the corresponding face of an adjacent tooth.
Lorazepam comes in tablet, oral liquid, and injectable forms. Lorazepam (Ativan Â®) is a prescription medication that is used to treat anxiety. An injectable form of the medicine is also available. The injectable form of lorazepam is used to decrease nervous tension and anxiety, as well as treat severe seizures (known medically as status epilepticus).
Lorazepam is used for the short-term treatment of anxiety, insomnia, acute seizures including status epilepticus, and sedation of hospitalized patients, as well as sedation of aggressive patients. Due to tolerance and dependence, lorazepam is recommended for short-term use, up to two to four weeks only.