colchicine vs estradiol
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Side-by-side comparison of colchicine and estradiol. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
minor Known Drug Interaction
Drug Interactions: Pharmacokinetic Parameters for Colchicine Tablets in the Presence of the Coadministered Drug Coadministered Drug Dose of Coadministered Drug (mg) Dose of Colchicine Tablets (mg) N % Change in Colchicine Concentrations from Baseline (Range: Min – Max) C max AUC 0-t Cyclosporine 100 mg single dose 0.6 mg single dose 23 270.0 (62.0 to 606.9) 259.0 (75.8 to 511.9) Clarithromycin 250 mg twice daily, 7 days 0.6 mg single dose 23 227.2 (65.7 to 591.1) 281.5 (88.7 to 851.6) Ketoconazole 200 mg twice daily, 5 days 0.6 mg single dose 24 101.7 (19.6 to 219.0) 212.2 (76.7 to 419.6)...
Colcrys, Mitigare
Estrace, Vivelle-Dot
Colchicine is a medicine used to prevent or treat gout flares and Familial Mediterranean Fever (FMF). It works by reducing inflammation and pain.
Iclevia is a birth control pill. It contains two hormones, a progestin and an estrogen, that work together to prevent pregnancy.
Colchicine is used to prevent and treat gout flares in adults. Gout flares cause sudden, severe pain, redness, and swelling in your joints. Colchicine is also used to treat Familial Mediterranean Fever (FMF) in adults and children ages 4 and older. FMF causes recurring fevers and pain in the abdomen, chest, or joints.
Iclevia is used by women who can get pregnant to prevent pregnancy. It contains two types of hormones. These hormones stop you from releasing an egg and also change the lining of your uterus, which prevents pregnancy.
Colchicine reduces inflammation in the body. It does this by blocking certain processes that cause swelling and pain. This helps to relieve gout flares and manage FMF symptoms.
Iclevia contains two hormones: levonorgestrel (a progestin) and ethinyl estradiol (an estrogen). These hormones prevent pregnancy by stopping ovulation (the release of an egg from the ovary). They also change the lining of the uterus to prevent a fertilized egg from implanting.
- • Diarrhea
- • Abdominal pain
- • Nausea
- • Vomiting
- • Headache
- • Heavy menstrual bleeding
- • Nausea
- • Painful periods
- • Acne
- Diarrhoea 2,660
- Nausea 1,940
- Fatigue 1,747
- Dyspnoea 1,467
- Acute Kidney Injury 1,436
- Product Adhesion Issue 5,172
- Headache 5,036
- Nausea 4,754
- Fatigue 4,511
- Pain 3,480
Taking too much colchicine can be fatal in both adults and children. Keep this medicine out of the reach of children. Colchicine can also cause serious blood problems and muscle weakness. Certain medicines can interact with colchicine and cause life-threatening problems. Talk to your doctor about all the medicines you take.
Cigarette smoking increases your risk of serious heart problems from birth control pills. This risk is higher if you are over 35 and smoke more cigarettes. You should not take Iclevia if you are over 35 and smoke.
Tell your doctor if you are pregnant or plan to become pregnant. Colchicine may harm your unborn baby. It is not known if colchicine passes into breast milk. Talk to your doctor about the risks and benefits of taking colchicine while breastfeeding.
Do not use Iclevia if you are pregnant. If you become pregnant while taking Iclevia, stop taking it right away. Iclevia can reduce milk production, so you may want to use a different birth control method while breastfeeding.
How to Read This colchicine vs estradiol Comparison
colchicine is classified in the Anti-Gout Agent drug class, while estradiol sits within the Estrogen Hormone 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, colchicine has 9,250 submissions while estradiol has 22,953. 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 minor interaction flagged in FDA labeling, attributed to estradiol can change how your body processes colchicine, which might lead to higher levels of the drug in your system.. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.
A table cannot represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for colchicine or estradiol.
Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.