Most medications do not prevent you from donating blood. Common medications such as those used to control blood pressure, birth control pills and over-the-counter medications do not affect your eligibility. If you have recently taken antibiotics, you must have completed the course prior to donating.
Yes, a tooth infection can cause a headache. Also, be aware that certain sinus conditions can mask as tooth problems.
Symptoms of a wisdom tooth infection. The most common sign of a wisdom tooth infection is pain in the area. In some cases, infected wisdom teeth may also cause pain in the entire jaw, neck and throat, as well as headaches. Along with the pain, a wisdom tooth infection might also cause sore throats and swollen lymph glands just under the jaw.