Dad found this vial in son's car!

Did not have a good topic to put this under so this is the best I could do cause I really need an answer to this!!!  'I FOUND A GLASS VIAL WITH A POP OFF TOP (Brown, LOOKS LIKE MADE TO BE ONE TIME USE) , LOOKS LIKE IT COULD BE A SPANISH DRUG. IT's PRINTED WITH " DICLOFENAC SODICO ROLA ID LOUIS 75ML/3ML IM SOLUCION NYECTABLE' someone PLEASE try to help me and thanks in advance:

[LvdByGod]

i found this on the web when i put in the name of the drug. it looks like a pain killer. cut and paste the following link to read info.

http://www.healthsquare.com/newrx/vol1486.htm

[Inanga]

i seem to remember diclofenac is also known as voltaren and is an analgesic and anti-inflamatory (NSAID). I heard athletes use it often - I guess it helps them train through the pain. I wouldn't do that myself. Have you asked him what it's all about?