Variable Cost per Unit = $54,000 Ã· 18,000 units = $3. The variable cost per unit is $3. The fixed cost will be the same at both the highest and lowest levels of production because fixed costs don't change.
Ciprofloxacin is available only by prescription and is used to treat certain bacterial infections. It comes in a variety of strengths and forms, including eye drops and ear drops. Ciprofloxacin ophthalmic (eye) drops are used for treating bacterial conjunctivitis (also called  pink eye ) and corneal ulcers.
Cipro HC Uses. Healthcare providers typically recommend the use of Cipro HC for treating an ear infection when it is caused by certain bacteria. Cipro HC is an ear drop that is applied to the affected ear. It can only treat ear infections -- it does not prevent them.