Vaginal bleeding between periods: when to get help
Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
1
Is any of this happening now?
Call 911
Go to an emergency department now if you have:
Heavy bleeding with fainting, marked dizziness, breathlessness or chest pain
Bleeding that soaks through a pad or tampon every hour for over two hours
Possible pregnancy with severe or one-sided pelvic pain
Possible pregnancy with shoulder-tip pain, weakness, dizziness or fainting
Severe pelvic pain, fever or rapidly worsening symptoms
And for anyone, someone who:
is bleeding heavily and it will not stop with firm pressure
Other emergency signs, for anyone
Someone who is struggling to breathe, gasping, choking, or cannot get words out
Someone who has chest pain, tightness or pressure lasting more than a few minutes
Someone who has sudden weakness or drooping on one side of the face or body, slurred speech, or sudden confusion
Someone who is unconscious, or cannot be woken
Someone who has had a seizure that will not stop, or does not wake up afterwards
Someone who has lips or skin that look pale, blue, grey or blotchy
Someone who you believe has taken an overdose or swallowed something poisonous
2
Is any of this happening?
Be seen today
Contact a healthcare service promptly if you have any vaginal bleeding after menopause, even if it happens only once or is a small amount.
Seek same-day medical advice if pregnancy is possible and you have bleeding.
This is particularly important if you also have pelvic pain.
Contact the prescribing service promptly about unexpected bleeding.
3
Does any of this apply?
Book an appointment
Arrange a routine appointment if the bleeding happens more than once, continues, becomes more frequent or is different from your usual pattern.
Also make an appointment if you have bleeding after sex, unusual discharge, pain during sex or possible exposure to a sexually transmitted infection.
The article also says
If you take a prescribed blood thinner, do not stop it on your own.
Every sign above is quoted from the sofidex article on Vaginal bleeding between periods. If you are not sure, err upward — it is always reasonable to be checked.