Administered • Affected • After • Allergies • Antihistamine • Applied • Avoided • Body • Breastfeeding • Broad • Cause • Clotting • Death • Diarrhea • Dose • During • Especially • Headache • How • Infections • Inflammation • Inhaled • Inhibiting • Mainly • Narrow • Nitrofurantoin • Orally • Pain • Positive • Pregnancy • Prevent • Reliever • Serious • Sexually • Side • Skin • Spectrum • Start • Synthesis • Taken • Tract • Transmitted • Treat • Trimester • Types • Used • Wall • Weeks • Working • Works