The woman sought treatment after dark patches on her arms and legs persisted for six weeks. <\/p>\n
![\"Collage](\"https:\/\/www.europesays.com\/us\/wp-content\/uploads\/2026\/05\/127252420.jpg\")
Prior to the dark development, the woman, who suffers from rosacea, a common skin condition that causes the face to appear red or flushed, began taking 100 mg daily of oral\u00a0minocycline. <\/p>\n
The woman suffers from rosacea, a common skin condition that causes the face to appear red or flushed \u2014 and wasn\u2019t the cause of the blue hue.<\/p>\n
\u201cRosacea\u00a0is a chronic inflammatory condition in which the skin appears inflamed along with evidence of acne-like bumps and textural change,\u201d dermatologist\u00a0Alicia Zalka<\/a> previously told The Post.<\/p>\n \u201cBecause the condition is multifaceted and is the result of the interplay of genetics, environment, vascular inflammatory responses of the skin, and even skin mites, there is no single cause of rosacea and similarly no single treatment,\u201d she continued. <\/p>\n To treat it, she began taking 100 mg daily of oral\u00a0minocycline two weeks prior.<\/p>\n According to the Mayo Clinic<\/a>, minocycline, a tetracycline antibiotic that kills bacteria or prevents their growth, is commonly prescribed to treat the acne-like bumps associated with rosacea. <\/p>\n The drug \u2014 which is sold under brand names including Dynacin, Minocin and Solodyn \u2014\u00a0is widely prescribed to fight several conditions including acne and bacterial infections, like those that cause pneumonia.<\/p>\n
![\"Collage](\"https:\/\/www.europesays.com\/us\/wp-content\/uploads\/2026\/05\/womans-arms-legs-turn-blue-127252161.jpg\")
After six months, the hyperpigmentation had \u201cabated somewhat\u201d but had not completely faded, as seen in the before-and-after photos. The New England Journal of Medicine<\/p>\n