Select 2-possible ointment bases. select one or more:

a. hypromellose and cacl2

b. xanthan gum

c. petroleum jelly

d. polyethylene glycol 4000/600 mixture

The correct option is: c. petroleum jelly, d. Polyethylene glycol 4000/600 mixture                

Explanation:

Topical medications are used for the treatment of ailments and include ointments, gels, lotions creams etc. that can applied directly on the surface of the body i.e. skin.

An ointment base medication gets rapidly absorbed into the skin. Some of the examples of ointment bases include water-soluble bases: polyethylene glycol, hydrocarbon bases: petroleum jelly, paraffin wax.

answer///carbon;