At 30 weeks of pregnancy, your symptoms (sore throat, green phlegm, voice loss for 2 days) are most likely due to a viral upper respiratory infection
Green phlegm does NOT necessarily mean bacterial infection
What you should do now:
Warm fluids, steam inhalation
Salt water gargles
Voice rest
When antibiotics may be needed:
Only if you develop:
High fever
Severe throat pain with pus (suggesting bacterial tonsillitis)
Symptoms persisting >5–7 days or worsening
(avoid self-medication—consult a doctor before starting)
Health Tips
When to seek urgent care:
Difficulty breathing
Persistent high fever
Reduced fetal movements