A contraindication is a condition which or factor that serves as a reason why a treatment is inadvisable or requires further precaution. Some contraindications are temporary (addressed below). There are certain instances when PMU could be detrimental to a person, some of the main reasons are;

- You are under 18
- You have Sun burn (2 weeks after excessive sun exposure)
- You have broken/damaged skin in the area being treated (acne, cut, abrasion etc.)
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You have keloid scarring
- You have diabetes (doctors consent required)
- You are pregnant or breastfeeding
- You have glaucoma or taking blood thinning medicines (e.g., aspirin, warfarin)
- You have skin diseases such as psoriasis or eczema in the area
- You have transmittable blood conditions like HIV or Hepatitis (you should always take every precaution with clients regardless of if they have or haven’t disclosed a blood condition)
- You have a haemophilia (inability to clot)
- You have healing disorders or uncontrolled high blood pressure (if medicated for blood pressure clients can be treated)
- You are on any skin medication such as Accutane or steroids (6 months clear of medication)
- You have ever suffered from skin cancer
- You undergoing radiotherapy or chemotherapy (doctors consent is required)
- You have epilepsy
- You have a pacemaker or a history of any major heart problems
- You had Anti Wrinkle Injections in the area in the past 4 weeks
- You have Vitiligo / hypopigmentation – *can cause stimulation of melanin (doctors consent is advised)
- You showed signs of an allergic reaction following the patch test.