dapsone topical vs nitroglycerin
Side-by-side comparison of dapsone topical and nitroglycerin. 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
7.4 Concomitant Use with Drugs that Induce Methemoglobinemia Concomitant use of ACZONE Gel, 7.5% with drugs that induce methemoglobinemia such as sulfonamides, acetaminophen, acetanilide, aniline dyes, benzocaine, chloroquine, dapsone, naphthalene, nitrates and nitrites, nitrofurantoin, nitroglycerin, nitroprusside, pamaquine, para‐aminosalicylic acid, phenacetin, phenobarbital, phenytoin, primaquine, and quinine may increase the risk for developing methemoglobinemia [see Warnings and Precautions ( 5.1 )] .
Recommendation: Use this combination carefully and seek medical help immediately if you notice your skin, lips, or fingernails turning blue.
Aczone
Nitrostat, Nitro-Dur
Aczone Gel is a topical medicine used to treat acne. It helps reduce inflammation and kill bacteria that cause acne.
Nitroglycerin sublingual tablets help to relieve chest pain (angina) due to heart disease. They work by widening blood vessels to improve blood flow.
Aczone Gel is used to treat acne in people ages 9 and older. It helps to clear up pimples and prevent new ones from forming. Use it as directed by your doctor.
This medicine treats chest pain called angina. Angina is caused by heart disease. Nitroglycerin can relieve an attack or prevent angina before activities that may cause it.
Aczone Gel contains dapsone, which is a type of anti-inflammatory medicine. It works by reducing swelling and redness. It also kills certain bacteria that can cause acne.
Nitroglycerin is a nitrate vasodilator. It widens your blood vessels. This lets more blood flow to your heart and reduces chest pain.
- • Dryness where you put the gel
- • Itching where you put the gel
- • Headache
- • Dizziness
- • Tingling
No adverse event reports.
- Shortness of breath 4,152
- Pain 3,624
- Tiredness 3,492
- Heart attack 3,394
- Feeling sick to your stomach 3,265
Aczone Gel can cause a rare but serious condition called methemoglobinemia. If your skin turns bluish or grey, stop using Aczone Gel and get medical help right away. If you have a G6PD deficiency, talk to your doctor before using this medicine. It may cause blood problems.
Taking too much nitroglycerin can lead to tolerance, where the drug stops working as well. Nitroglycerin can also cause very low blood pressure, especially if you stand up quickly. If chest pain continues after 3 tablets, get medical help right away.
It is not known if Aczone Gel can harm an unborn baby. Talk to your doctor if you are pregnant or plan to become pregnant. It is not known if Aczone Gel passes into breast milk. Talk to your doctor before breastfeeding.
It is not known if nitroglycerin will harm an unborn baby. Talk to your doctor if you are pregnant or plan to become pregnant. It is also not known if nitroglycerin passes into breast milk. Talk to your doctor if you are breastfeeding.
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How to Read This dapsone topical vs nitroglycerin Comparison
dapsone topical is classified in the Topical Anti-Inflammatory drug class, while nitroglycerin sits within the Nitrate Vasodilator 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, dapsone topical has 0 submissions while nitroglycerin has 17,927. 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 these drugs can both cause a buildup of a specific type of hemoglobin that does not carry oxygen effectively. taking them together adds to this risk.. 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 dapsone topical and nitroglycerin - 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.