[header] How to take astragalus supplements [title] Take astragalus supplements for colds and seasonal allergies. [step] You can take astragalus supplements for colds and influenza, as it has anti-inflammatory and antibacterial properties. However, in some cases, astragalus supplements can make a cold worse. 
Use caution when taking astragalus supplements for colds. If your symptoms do not improve in a few days, you may want to switch to a different medication.