0 g of azithromycin in a single dose, i.e. four 250 mg
tablets all at once. The Z
regimen you describe probably would work, but it has not been studied. Your symptoms will clear up just as rapidly either way.
I hope you were tested for chlamydia and gonorrhea. Also, I assume your girlfriend is being examined, tested, and treated -- as well as your Acapulco partner, if you have been able to contact her.