Local Anesthetic

Amethocaine 1% drops are instilled into the conjunctival fornices. Both lids are infiltrated with lignocaine 1% with 1:200,000 adrenaline. A short length of 1 cm nasal packing soaked in 10 ml of Moffatts solution, consisting of 2 ml of 6% cocaine, 1 ml of 1:1000 adrenaline, 1 ml 8.4% sodium bicarbonate, and 6 ml normal saline (in a 70-kg adult), is placed into the nasal cavity and removed after 5 min, or alternatively cophenylcaine [lignocaine hydrochloride 5% w/v (50 mg) and phenylephrine hydrochloride 0.5% (5 mg) is used].

Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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