DoxycyclineDeglutition DisordersDeglutitionEsophageal StenosisAnti-Bacterial AgentsEsophagusEsophageal AchalasiaTetracyclinesPneumonia, AspirationContraceptives, OralEsophagoscopyTetracyclineRespiratory AspirationMatrix Metalloproteinase InhibitorsEsophageal DiseasesManometryEsophageal Motility DisordersFluoroscopyContraceptives, PostcoitalSpeech-Language PathologyPharyngeal MusclesContraceptives, Oral, CombinedOropharynxTreatment OutcomeContraceptives, Oral, HormonalCricoid CartilageDilatationEsophageal NeoplasmsBarium SulfateSialorrheaGastroesophageal RefluxZenker DiverticulumGastrostomyAzithromycinMinocyclineHoarsenessBrucellosisDiverticulum, EsophagealLarynxCineradiographyPharyngeal DiseasesLateral Medullary SyndromePeristalsisContraception, PostcoitalEsophagitisEnteral NutritionOxytetracyclinePharynxFilaricidesIntubation, GastrointestinalHernia, HiatalContraception BehaviorContraceptive Agents, FemaleHyperostosis, Diffuse Idiopathic SkeletalPalliative CareDrug Therapy, CombinationContraceptionLaryngeal MusclesEsophageal Sphincter, UpperMicrobial Sensitivity TestsEsophageal Sphincter, LowerSubclavian ArteryMedication AdherenceCardiaEndoscopy, Digestive SystemProspective StudiesEsophagogastric JunctionRetrospective StudiesIntubationMatrix Metalloproteinase 8Airway ExtubationVideo RecordingAnti-Infective AgentsHypopharynxDrug PackagingEthinyl EstradiolLingual ThyroidHyoid BoneStrokeContraceptive Devices, FemaleDouble-Blind MethodTime FactorsGaggingAdministration, OralBulbar Palsy, ProgressiveDesogestrelCervical VertebraeEndoscopyContraceptives, Oral, SyntheticTongueLaryngopharyngeal RefluxEpiglottisVoice DisordersLaparoscopyEsophageal Fistula