Myth: All antibiotics reduce the effectiveness of birth control pills. Fact: Most prescription antibiotics and oral contraceptives come with safety inserts that warn of certain drugs that can compromise the effectiveness of oral contraceptives. Research has revealed that one drug, Rifampin, may interfere with birth control.
There are several types of cysts on head: Dermoid Cyst. Dermoid cysts, known as pilar cysts, are congenital type of cysts that contain hair, fluid, teeth or sweat glands. Dermoid cysts can be located on or in the skin and usually occur on the face, lower back, inside the skull or in the ovaries.
Pilar cyst and epidermoid cyst are red painful blisters found on the scalp. It is also called as sebaceous cyst since it contains sebum (an enzyme secreted by sebaceous gland). The cysts are filled with contents similar to cottage cheese looking very much like toothpaste. More than 90% of pilar cyst occurs on the scalp.