| Likely to be effective |
| Oral decongestants |
| Pseudoephedrine (Sudafed) | 60 mg every 6 hours or 120 mg every 12 hours |
| Topical decongestants* |
| Oxymetazoline (Afrin) [ corrected] | 2 sprays every 12 hours |
| Xylometazoline (Otrivin) | 2 sprays every 8 hours |
| Phenylephrine (Neo-Synephrine) [ corrected] | 2 sprays every 4 hours |
| Possibly effective |
| Topical anticholinergics |
| Ipratropium (Atrovent) 0.06 percent | 2 sprays every 6 hours |
| Antihistamines† |
| Brompheniramine (Dimetapp) | 8 to 12 mg every 12 hours |
| Chlorpheniramine (Chlor-Trimeton) | 8 to 12 mg every 12 hours |
| Diphenhydramine (Benadryl) | 25 to 50 mg every 6 hours |
| Guaifenesin (Hytuss)† | 600 mg every 12 hours |
| Nasal corticosteroids | Dosage varies‡ |
| Hypertonic and normal saline nasal irrigation | Regimen varies |
| No proven benefit |
| Saline spray | |
| Mist | |
| Less sedating antihistamines | |
| Zinc salt lozenges | |
| Echinacea extract | |
| Vitamin C | |