7% Lidocaine/7% Tetracaine Cream Versus 2,5% Lidocaine / 2,5% Prilocaine Cream (OPTICA)
Tattoo, Acne Keloidalis Nuchae
About this trial
This is an interventional treatment trial for Tattoo focused on measuring 7% lidocaine / 7% tetracaine cream, 2,5% lidocaine / 2,5% prilocaine cream
Eligibility Criteria
Inclusion Criteria:
• Subject has provided written informed consent;
- Subject is ≥ 18 years of age at time of screening;
- Group A: subjects with acne keloidalis nuchae;
- Group B: subjects with an uniform, black, professionally placed tattoo
Exclusion Criteria:
• Known sensitivity to any components of the test materials;
- Pregnant or breast-feeding women;
- Use of any other pain medication during past 24 hours prior to the laser treatment;
- Damaged skin at the designated treatment site;
- Blister formation and/or scar formation after test-treatment with standard laser settings;
- Any medical or psychiatric condition which, in the investigator's opinion, would preclude the participant from adhering to the protocol or completing the study per protocol.
Sites / Locations
- Erasmus MC
Arms of the Study
Arm 1
Arm 2
Other
Other
Acne Keloidalis Nuchae
Tattoo
2,5% lidocaine / 2,5% prilocaine cream and 7% lidocaine / 7% tetracaine cream will be applied for 60 minutes. After removal of the creams patients will recieve laser hair removal treatment using a neodymium-doped yttrium aluminium garnet (Nd:Yag) laser.
2,5% lidocaine / 2,5% prilocaine cream and 7% lidocaine / 7% tetracaine cream will be applied for 60 minutes. After removal of the creams patients will recieve laser tattoo removal treatment using a Q-switched nd Yag laser.