You didn't say why J&J denied you - if you don't have Rx insurance, and make below a certain income, they probably should have approved you. If that's the case, I would try to appeal their decision.
Try these websites:
www.needymeds.com
www.phrma.org
www.rxassist.org
www.togetherrxaccess.com
www.rxhope.com
Try calling:
Managed Rx @ 800-799-8765
PAF Patience Assistance Program @: 1-866-512-3861
Good luck!
ejk