What is the next step when fertility drugs don't suceed?

Second opinion. Consider gathering up your records for a second opinion. Also, be sure you're seeing a board certified re.
Fertility Specialist. Definitely a reason to see a specialist. When drugs alone don't work, it is important to have a proper evaluation to determine a cause. Treatments such as insemination (iui) and ivf (in vitro fertilization) are important options.