Generally no, but if the bleeding is excessive and weakens the individual, then this would break the fast. If one has a small amount of blood taken, this will not invalidate the fast, especially if there is a medical need. However, if one donates blood, then this is more than a couple of small vials
There are specific supplications mentioned by the prophet (ﷺ), although the time of opening the fast is a blessed time when lots of du’as should be made. The Prophet (ﷺ) said: “Three people will not have their supplications rejected: a fasting person until he breaks his fast, a just ruler, and an oppressed person.” [Sunan
You should avoid using toothpaste whilst fasting. However, you can still brush your teeth with a toothbrush and water, ensuring you do not swallow any water. It is recommended to continue using miswak during the fast. Aisha reported that Allah’s Messenger (s) said, “Miswak is one of the best qualities of a fasting man.” [Sunan
