If the blister is filled with blood or colored pus, it’s probably not caused by edema. [2] X Trustworthy Source Cleveland Clinic Educational website from one of the world’s leading hospitals Go to source
You can find moleskin near first-aid supplies or around shoe inserts at most stores.
If you pull the bandage tightly across the blister, it can cause chafing, which will irritate or pop the blister.
If the doctor advises you to drain the blister at home, sterilize a needle with rubbing alcohol and carefully poke the tip into 1 side of the blister so fluid drains.
If you’re struggling to find comfortable shoes, visit a specialty shoe store or ask a podiatrist to design shoe inserts specifically for your feet.
If you can’t take time during the day to elevate the blisters, try to elevate them overnight while you sleep.
Look for products that are labeled “low-sodium,” “no salt added,” or “sodium-reduced. "
Try to track the size of the blisters and how long you’ve had them. You should also contact your doctor if your skin begins to weep. This is a sign of lymphedema, which occurs when your parts of your lymphatic system become blocked.
For example, if you’re taking a medication that’s causing edema, your doctor will prescribe something else. If a high-sodium diet is causing the edema, you might need to adjust what you eat, for instance.
If your doctor thinks compression may help, ask them to specify a type of compression therapy.
Diuretics aren’t effective at relieving edema caused by other medications.
