Effectiveness of Ketamine Administered by Mesotherapy in Complex Regional Pain Syndrome Type 1 (CRPS1)

"4 injections (on day 1, day 7, day 14, day 28) by mesotherapy of 20 mg Lidocaine (qsp 6 ml NaCl 0.9%).~Each mesotherapy session includes 2 steps performed chronologically. It will be done within 2 or 3 minutes each one:~* 1st sequence: intra-epidermal injections of 3 ml by manual technique in crossed lines with a 13 mm x 0.30 needle,~* 2nd sequence : superficial intradermal injections of 3 ml (between 1 and 2 mm) using a technique assisted by a Pistor Eliance injector at a frequency of 200 punctures per minute."

"4 injections (on day 1, day 7, day 14, day 28) by mesotherapy of 20 mg Lidocaine + 20 mg Ketamine (qsp 6 ml NaCl 0.9%).~Each mesotherapy session includes 2 steps performed chronologically. It will be done within 2 or 3 minutes each one:~* 1st sequence: intra-epidermal injections of 3 ml by manual technique in crossed lines with a 13 mm x 0.30 needle,~* 2nd sequence : superficial intradermal injections of 3 ml (between 1 and 2 mm) using a technique assisted by a Pistor Eliance injector at a frequency of 200 punctures per minute."

"4 injections (on day 1, day 7, day 14, day 28) by mesotherapy of 20 mg Lidocaine + 40 mg Ketamine (qsp 6 ml NaCl 0.9%).~Each mesotherapy session includes 2 steps performed chronologically. It will be done within 2 or 3 minutes each one:~* 1st sequence: intra-epidermal injections of 3 ml by manual technique in crossed lines with a 13 mm x 0.30 needle,~* 2nd sequence : superficial intradermal injections of 3 ml (between 1 and 2 mm) using a technique assisted by a Pistor Eliance injector at a frequency of 200 punctures per minute"