Several proven methods can reduce menstrual blood flow, ranging from over-the-counter pain relievers to hormonal options and prescription medications. NSAIDs like ibuprofen can cut bleeding by about 30%, while hormonal treatments tend to be even more effective. The right approach depends on how heavy your periods are, whether you want hormonal or non-hormonal options, and what’s causing the heavy flow in the first place.
What Counts as Heavy Bleeding
Clinically, heavy menstrual bleeding is defined as losing more than 80 milliliters of blood per cycle, roughly equivalent to five or six tablespoons. But that number is hard to measure at home, so practical signs matter more: soaking through a pad or tampon every hour for several consecutive hours, needing to double up on protection, waking at night to change pads, bleeding for longer than a week, or passing clots larger than a quarter. If your period regularly limits your daily activities or leaves you feeling exhausted and short of breath, the blood loss is significant enough to address.
Over-the-Counter NSAIDs
Ibuprofen and similar anti-inflammatory medications reduce bleeding by lowering levels of prostaglandins, hormone-like compounds in the uterine lining that contribute to both heavy flow and cramping. Taking an NSAID during your period can reduce blood loss by roughly 30%, with the added benefit of easing pain at the same time. Side effects like stomach upset and nausea are possible, and you’ll need to take it each cycle for ongoing results. For many people with moderately heavy periods, this is the simplest first step.
Hormonal Methods
Hormonal approaches are the most effective nonsurgical way to reduce period blood. The hormonal IUD (the levonorgestrel-releasing type) is considered the first-line treatment by the UK’s National Institute for Health and Care Excellence for heavy bleeding with no identified structural cause. It works locally in the uterus, thinning the lining so there’s less tissue to shed. Many users find their periods become very light or stop altogether.
Combined oral contraceptives (the pill) also work well. In clinical trials involving over 400 patients, the pill reduced heavy bleeding significantly compared to placebo, though the hormonal IUD outperformed it in head-to-head comparisons. The pill thins the uterine lining and regulates the hormonal cycle, producing lighter, more predictable periods. If you’re already considering birth control, this is a two-for-one option.
Prescription Non-Hormonal Option
Tranexamic acid is a prescription tablet that works differently from hormonal methods. Instead of changing your hormones, it prevents blood clots from breaking down too quickly, which reduces bleeding at the source. The typical regimen is two tablets three times a day during your period, taken for no more than five consecutive days per cycle. It’s a good fit if you want to reduce flow without hormonal side effects and only need to take something during your actual period rather than every day.
Nutritional Support
Iron and vitamin C won’t dramatically change your flow, but they play a supporting role. Some research suggests iron supplements may modestly reduce menstrual bleeding, and they’re essential for replacing what you lose each cycle. Heavy periods are one of the most common causes of iron deficiency in premenopausal women, so supplementing can help prevent the fatigue and shortness of breath that come with low iron stores. Vitamin C helps your body absorb iron more efficiently and may strengthen blood vessels.
These supplements work best alongside one of the more targeted treatments above rather than as a standalone solution.
Herbal Remedies
Herbs like shepherd’s purse are sometimes recommended for heavy periods, but the evidence is thin. There is no good scientific data supporting shepherd’s purse as a standalone treatment, and appropriate dosing hasn’t been established. One small finding suggests it might slightly enhance the bleeding reduction from NSAIDs when taken together, but that’s far from a strong endorsement. If you’re looking for meaningful reduction in flow, the medical options above have much stronger track records.
Surgical Options for Severe Cases
When medications don’t provide enough relief, endometrial ablation is a procedure that destroys or removes the uterine lining. It’s a relatively quick outpatient procedure, and satisfaction rates are high: 85 to 94% of women report being satisfied afterward. Within a year of treatment, 43 to 56% of women have no bleeding at all, and most of the rest see a dramatic reduction. The procedure doesn’t work for everyone, though. If heavy bleeding persists after three to six months, other alternatives may need to be explored. Ablation is not an option if you plan to become pregnant in the future.
When Heavy Bleeding Signals Something Else
Heavy periods aren’t always just heavy periods. In many cases, an underlying condition is driving the excess bleeding. Uterine fibroids, polyps, and adenomyosis are common structural causes, particularly in women over 30. Hormonal imbalances, certain medications, and even inherited bleeding disorders like von Willebrand’s disease can also be responsible. Rarely, heavy or unusual bleeding is a sign of uterine or cervical cancer.
If you’re soaking through at least one pad or tampon per hour for more than two hours straight, bleeding between periods, or experiencing bleeding after menopause, those are signs that something beyond a naturally heavy flow may be going on. Getting the right diagnosis matters because the most effective treatment depends on the cause. Fibroids, for instance, may need a different approach than a hormonal imbalance, and no amount of ibuprofen will shrink a polyp.