Now I do realize this would be a very small amount of blood, but I'm just curious. Yes, there are health risks associated with ingesting or being exposed to menses, because this is both fluid sharing and also blood sharing, even though menses is more than just blood.
Most over-the-counter sleep aids contain antihistamines. Tolerance to the sedative effects of antihistamines can develop quickly â so the longer you take them, the less likely they are to make you sleepy. In addition, some over-the-counter sleep aids can leave you feeling groggy and unwell the next day.
OTC vs. Prescription Drugs. The most common agent in over-the-counter sleeping aids is diphenhydramine, an antihistamine. It usually has a relaxing effect that makes you feel drowsy, but it may cause some grogginess the next day. Some popular OTC sleep aids also include pain relievers, which you may not need to take for insomnia or sleep problems.