From the Research
If you experience coughing when lying down to sleep, elevating your head and upper body with extra pillows or a wedge pillow is the most effective way to reduce symptoms, as it helps prevent stomach acid reflux and postnasal drip, two common causes of nighttime coughing. This positional coughing often occurs because gravity allows mucus or acid to pool in the back of your throat when lying flat, triggering the cough reflex 1. For immediate relief, consider over-the-counter options like dextromethorphan (Robitussin, Delsym) for dry coughs or guaifenesin (Mucinex) for productive coughs. If acid reflux is suspected, try famotidine (Pepcid) 20mg or omeprazole 20mg before dinner, as proton pump inhibitors have been shown to be effective in treating gastroesophageal reflux disease-related cough 2, 3. For allergies or postnasal drip, antihistamines like diphenhydramine (Benadryl) 25mg or loratadine (Claritin) 10mg at bedtime may help, although the evidence for their effectiveness in combination with decongestants and analgesics is limited and must be weighed against the risk of adverse effects 4, 5. Staying hydrated, using a humidifier in your bedroom, and avoiding eating within 3 hours of bedtime can also reduce coughing episodes. If symptoms persist beyond 2-3 weeks or are accompanied by fever, chest pain, or difficulty breathing, consult a healthcare provider as this could indicate a more serious condition requiring specific treatment.
Some key points to consider:
- Elevating the head and upper body can help reduce coughing symptoms
- Acid reflux and postnasal drip are common causes of nighttime coughing
- Over-the-counter medications like dextromethorphan and guaifenesin can provide immediate relief
- Proton pump inhibitors can be effective in treating gastroesophageal reflux disease-related cough
- Antihistamines and decongestants may help with allergies or postnasal drip, but their effectiveness and safety must be carefully considered
- Staying hydrated and using a humidifier can also help reduce coughing episodes
- If symptoms persist or worsen, consult a healthcare provider for further evaluation and treatment.