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.
Yes, a sinus infection (sinusitis) or inflammation can cause a toothache â especially in the upper rear teeth, which are close to the sinuses.In fact, pain in the upper teeth is a fairly common symptom with sinus conditions. If you have a persistent toothache, first consult your dentist for an exam.es, a sinus infection (sinusitis) or inflammation can cause a toothache â especially in the upper rear teeth, which are close to the sinuses.