Chancroid: Azithromycin 1 g po, or

                              Ceftriaxone 250 mg IM, or

                              Ciprofloxacin 500 mg BID x 3d, or

                              Erythromycin base 500 mg QID x 7d

                      LGV: Doxycycline 100 mg BID x 21d

                        Alt: Erythromycin base 500 mg QID x 21d

      Gran. Inguinale: Doxycycline 100 mg BID for at least 21d

                        Alt: Azithromycin 1 g po weekly, or

                              Ciprofloxacin 750 mg BID, or

                              Erythromycin base 500 mg QID, or

                              TMP-SM 800 mg/160 mg BID

     Genital HSV, 1st: Acyclovir 400 mg TID for 7-10d, or

                              Acyclovir 200 mg 5x/d for 7-10d, or

                              Famciclovir 250 mg TID for 7-10d, or

                              Valacyclovir 1 g daily for 7-10d

Recurrent, episodic: Acyclovir 400 mg TID for 5d, or

                              Acyclovir 800 mg BID for 5d, or

                              Acyclovir 800 mg TID for 2d, or

                              Famciclovir 120 mg BID for 5d, or

                              Famciclovir 1000 mg BID for 1d, or

                              Valacyclovir 500 mg BID for 3d, or

                              Valacyclovir 1 g daily for 5d

    Recurrent, suppr: Acyclovir 400 mg BID, or

                              Famciclovir 250 mg BID, or

                              Valacyclovir 500 mg daily, or

                              Valacyclovir 1 g daily

      1º & 2º Syphilis: Benzathine PCN G 2.4M units IM

         If PCN allergy: Sensitization, or

                              Doxycycline 100 mg BID for 14d, or

                              Tetracycline 500 mg QID for 14d

          Latent, early: Benzathine PCN G 2.4M units IM

            Latent, late: Benzathine PCN G 2.4M units IM weekly

                                    for 3 weeks

             Chlamydia: Azithromycin 1 gm, or

                              Doxycycline 100 mg BID for 7d

                        Alt: Erythromycin base 500 mg QID x 7d, or

                              EES 800 mg QID for 7d, or

                              Ofloxacin 300 mg BID for 7d, or

                              Levofloxacin 500 mg for 7d

          In pregnancy: Azithromycin 1 gm, or

                              Amoxicillin 500 mg TID for 7d

                        Alt: Erythromycin base 500 mg QID x 7d or

                                    250 mg QID for 14d, or

                              EES 800 mg QID for 7d or

                                    400 mg QID for 14d

  Gonorrhoeae (GU): Cefrtriaxone 125 mg IM, or

                              Cefixime 400 mg, or

                              Ciprofloxacin 500 mg, or

                              Ofloxacin 400 mg, or

                              Levofloxacin 250 mg

                              (Add tx for Chlamydia if not ruled out)

          In pregnancy: Use cephalosporin. Avoid quinolone or tetracycline.

         GC (pharynx): Ceftriaxone 125 mg IM, or

                              Ciprofloxacin 500 mg

                              (Add tx for Chlamydia if not ruled out)