Magma forms when rocks in the mantle melt due to changes in pressure or the addition of water. Although temperatures in the earth's mantle are much hotter than melting temperature, there is not a... Magma forms when rocks in the mantle melt due to changes in pressure or the addition of water.
Normaxin is a medicine used in the treatment of IBS (irritable bowel syndrome).
Quick Answer. Polymyxin B eye drops are used for seven to 10 days to treat bacterial conjunctivitis and blepharoconjunctivitis. This medication's use as a single agent has been discontinued. Instead, it is prescribed in combination with other antibiotics such as trimethoprim, explains Medscape. Continue Reading.