the patient is pregnant so not doxy. azithro is alternative (see sketchy vid)
In addition to all the great points already made, FA also says that Azithromycin is first-line and favored in general because it's a one-time treatment. You would use doxy though to treat lymphogranuloma venereum (FA 2019 and 2020, pg 148-149).
Neisseria gonorrhea - ceftriaxone
Chlamydia - azithromycin (1st line); doxycycline (2nd line, or for LGV)
yWh si ti zyaomhiitncr nto eyyixcnd?lco gidocnrcA to ehyc,tks you ettra yichlmaad thwi /sdoyrmoecadxil xi.tceroefna+ oYu atrte aisneresi hrgnoaero iwht +ecoyin+xtxlmaainocyreii.feocdhrtnycz
otN rseu hatw sith qiesontu is enitstg -- si ti wngatni su ot nwok hatt aogheronr ahs ot eb tdatere sa w?lel In tath ac,es oxdy loudw work orf tohb nccoiadrg ot hkystce ... nAy ertoh osngrneasi cpe!tedipara