Usually, people with this problem have acne-like bumps or pustules in the affected areas.

CNN: Why is my scalp so itchy?

Unfortunately many women still have acne problems even when they are 40 years old, with or without being on the pill.

CNN: Could stopping the pill be causing my acne?

And she says many say they did not have severe acne.

BBC: Acne drug in suicide claim

Generally, people who have mild acne can be treated with topical treatments, and those with moderate acne through a combination of topical and systemic treatments such as isotretinoin, says David Pariser, dermatology professor at Eastern Virginia Medical School in Norfolk and principal investigator of clinical trials with Oslo-based specialty drug maker Photocure, which is developing a photodynamic treatment for moderate-to-severe acne.

WSJ: As More Adults Get Acne, New Photodynmic Treatments Use Light

Although several light and laser therapies have FDA approval as medical devices to treat acne, no true photodynamic acne therapy, combining photosensitizer and light, has been approved.

WSJ: As More Adults Get Acne, New Photodynmic Treatments Use Light

In another Brazilian case a doctor is suing Ranbaxy because she says its version of Roche's acne medicine Accutane caused her son to have a stroke.

FORBES: Magazine Article

Even the incredibly severe warnings put on the label of the acne drug Accutane by Roche (otc: RHHBY - news - people ) have not entirely prevented that drug from causing birth defects.

FORBES: FDA Fix No. 5: Forget Labels