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cholestyramine vs raloxifene

Side-by-side comparison of cholestyramine and raloxifene. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

moderate Known Drug Interaction

7 DRUG INTERACTIONS Cholestyramine : Use with raloxifene hydrochloride is not recommended. (7.3 , 12.3) 7.1 Cholestyramine Concomitant administration of cholestyramine with raloxifene hydrochloride is not recommended.

Recommendation: You should not take these two medications together. Ask your doctor if there is a different treatment option or a specific way to time your doses.

Drug Class
cholestyramine Bile Acid Sequestrant
raloxifene Selective Estrogen Receptor Modulator (SERM)
Type
cholestyramine Prescription
raloxifene Prescription
Summary
cholestyramine

Cholestyramine is a medicine that helps lower high cholesterol levels in your blood. It works by preventing your body from absorbing cholesterol in the intestines.

raloxifene

Raloxifene (Evista) is a medicine that can help treat and prevent bone loss (osteoporosis) in women after menopause. It can also lower the chance of getting a certain type of breast cancer.

What It Treats
cholestyramine

This medicine is used with a diet to lower high cholesterol, especially LDL cholesterol (the "bad" cholesterol). It may also help if you have high triglycerides, but it's not the best choice if high triglycerides are your main problem. Lowering cholesterol helps reduce your risk of heart disease.

raloxifene

This medicine is used to treat and prevent osteoporosis in women after menopause. It can also lower the risk of invasive breast cancer in women after menopause who have osteoporosis or are at high risk of getting it. This medicine is not for treating breast cancer, lowering the risk of breast cancer coming back, or lowering the risk of non-invasive breast cancer.

How It Works
cholestyramine

Cholestyramine is a resin that binds to bile acids in your intestines. Bile acids help digest fats, including cholesterol. By binding to bile acids, cholestyramine prevents them from being reabsorbed, so your body uses cholesterol to make more bile acids, which lowers cholesterol levels in your blood.

raloxifene

Raloxifene belongs to a class of drugs called Selective Estrogen Receptor Modulators (SERMs). It works like estrogen in some parts of the body, such as bones, which helps to prevent bone loss. But it blocks estrogen's effects in other parts of the body, like the breast, which can help prevent certain types of breast cancer.

Common Side Effects
cholestyramine
  • Constipation
raloxifene
  • Hot flashes
  • Leg cramps
  • Swelling in your legs or feet
  • Flu-like symptoms
  • Joint pain
FAERS Reports
cholestyramine
  • Diarrhea 1,631
  • Tiredness 878
  • Feeling sick to your stomach 783
  • Joint pain 622
  • Head pain 543
raloxifene
  • Feeling tired 143
  • Joint pain 109
  • Diarrhea 109
  • Falling down 107
  • Feeling sick to your stomach 106
Serious Warnings
cholestyramine

Since cholestyramine can affect how your body absorbs other medicines, take other drugs at least 1 hour before or 4 to 6 hours after taking cholestyramine.

raloxifene

Raloxifene can increase your risk of blood clots in your veins (deep vein thrombosis) and lungs (pulmonary embolism). If you have had blood clots in the past, you should not take this medicine. Raloxifene can also increase the risk of death from stroke in women who have heart disease or are at risk for heart problems. Talk to your doctor about the risks and benefits of taking raloxifene if you are at risk for stroke.

Pregnancy
cholestyramine

Tell your doctor if you are pregnant or plan to become pregnant. Cholestyramine may affect how you absorb vitamins, so your doctor may recommend supplements. Talk to your doctor about the risks and benefits of taking this medicine while breastfeeding.

raloxifene

You should not take this medicine if you are pregnant or could become pregnant. It may harm your unborn baby. Do not use this medicine if you are breastfeeding.

Also Compare, Nearby Drugs

Compare cholestyramine with

Compare raloxifene with

How to Read This cholestyramine vs raloxifene Comparison

cholestyramine is classified in the Bile Acid Sequestrant drug class, while raloxifene sits within the Selective Estrogen Receptor Modulator (SERM) class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, cholestyramine has 4,457 submissions while raloxifene has 574. Those figures reflect cumulative reporting volume, not per-patient risk, so older, widely dispensed drugs typically look worse on count alone. These two drugs have a known moderate interaction flagged in FDA labeling, attributed to cholestyramine can stick to other medicines in your digestive tract and prevent them from being absorbed into your body. this makes the other medicine, like raloxifene, much less effective.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between cholestyramine and raloxifene - always consult your physician or pharmacist first.

Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.