• Photosensitising medications (retinoids, tetracyclines) - at least 6 months prior to treatment.
• Herbs (St. John's wort, calendula, pansy, field horsetail - stop using 2 weeks before treatment).
• Iron supplementation, vitamins. A.
• Active skin diseases (e.g. psoriasis, lichen).
• Active skin infection (e.g. herpes, impetigo).
• Vitiligo (minimum of one year since the appearance of the last lesions).
• Use of steroids (cream or tablets).
• Ingestion or a period of 6 months after stopping taking Accutane.
• Blood clotting disorders - use of drugs that reduce blood clotting.
• Epilepsy.
• Cancer.
• Pacemaker.
• Hormonal and endocrine diseases such as polycystic ovary syndrome or diabetes.
• Viral infections: HIV, HEPATITIS.
• Active autoimmune diseases (e.g. systemic lupus, scleroderma).
• Alcohol consumption (24 hours before treatment).