isotretinoin vs progesterone
Side-by-side comparison of isotretinoin and progesterone. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
major Known Drug Interaction
Micro-dosed Progesterone Preparations: Micro-dosed progesterone preparations ("minipills" that do not contain an estrogen) may be an inadequate method of contraception during isotretinoin capsules therapy. Norethindrone/ethinyl estradiol: In a study of 31 premenopausal female patients with severe recalcitrant nodular acne receiving OrthoNovum ® 7/7/7 Tablets as an oral contraceptive agent, isotretinoin capsules at the recommended dose of 1 mg/kg/day, did not induce clinically relevant changes in the pharmacokinetics of ethinyl estradiol and norethindrone and in the serum levels of...
Recommendation: You should use a more effective form of birth control or two different methods to ensure you do not become pregnant.
Accutane, Absorica
Prometrium
Isotretinoin capsules are a strong medicine used to treat severe acne. It helps clear up acne when other treatments haven't worked.
Progesterone capsules contain a hormone that helps regulate your menstrual cycle and supports pregnancy. It is also used to prevent overgrowth of the uterine lining in women taking estrogen after menopause.
Isotretinoin capsules treat severe nodular acne. Nodules are large, red, and painful pimples that are 5 mm or bigger. This medicine is for when other treatments, like antibiotics, haven't worked. It is important that you are not pregnant when taking this medicine.
Progesterone capsules are used to prevent the lining of the uterus from growing too much in women who have gone through menopause and are taking estrogen. This medicine is also used to restart menstrual periods that have stopped in women who are not pregnant or going through menopause. This condition is called secondary amenorrhea.
Isotretinoin is related to vitamin A. It works by reducing the amount of oil released by oil glands in your skin. It also helps to reduce inflammation and prevent clogged pores.
Progesterone is a hormone naturally produced by your body. This medicine works by increasing progesterone levels in your body. This helps to regulate your menstrual cycle and protect the uterus.
- • Dry skin
- • Dry lips
- • Dry nose
- • Dry eyes
- • Headache
- • Breast tenderness
- • Joint pain
- • Depression
- • Dizziness
- Feeling sad or hopeless 5,699
- Inflammation of the intestines 5,253
- Ulcers in the large intestine 3,796
- Skin is rough and flaky 2,326
- Thoughts of killing yourself 2,112
- Headache 1,946
- Tiredness 1,673
- Pain 1,369
- Feeling sick to your stomach 1,362
- Skin rash 903
Isotretinoin capsules can cause severe birth defects. You must not take this medicine if you are pregnant or may become pregnant. You must use two forms of birth control while taking isotretinoin capsules. If you get pregnant while taking isotretinoin capsules, stop taking it right away and see a doctor.
Estrogen plus progestin therapy should not be used to prevent heart disease or dementia. Estrogen plus progestin may increase your risk of blood clots, stroke, heart attack, breast cancer, and dementia. Progesterone with estrogens should be prescribed at the lowest effective doses and for the shortest duration.
Isotretinoin capsules can cause very serious birth defects. Do not take this medicine if you are pregnant or plan to become pregnant. Use two forms of birth control while taking isotretinoin capsules and for one month after stopping.
You should not take progesterone capsules if you are pregnant or think you might be pregnant. Talk to your doctor if you become pregnant while taking this medicine. It is not known if progesterone passes into breast milk. Talk to your doctor about the risks and benefits of breastfeeding while taking this medicine.
How to Read This isotretinoin vs progesterone Comparison
isotretinoin is classified in the Systemic Retinoid drug class, while progesterone sits within the Progestogen 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, isotretinoin has 19,186 submissions while progesterone has 7,253. 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 major interaction flagged in FDA labeling, attributed to this drug can interfere with 'mini-pills' that only contain progesterone, making them less reliable for preventing pregnancy.. 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 isotretinoin and progesterone - 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.