Compare Hydralazine vs. Nitrostat

Head-to-head comparisons of medication uses, side effects, ratings, and more.

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Relieves chest pain.

Nitroglycerin is the fastest-working medicine to relieve chest pain, but make sure to sit down before taking it.

3.5/ 5 average rating with 63 reviewsforNitrostat
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  • First-choice treatment for quick relief of heart-related chest pain (angina).
  • Can also be used to prevent chest pain from happening.
  • Available in various forms that take effect at different speeds and stay in your system for different lengths of time. Sublingual form works the fastest (1-3 minutes) but lasts the shortest in your body (25 minutes), while the patch form takes the longest to start working (30 minutes) but lasts the longest (10-12 hours). Your doctor can help you find the one that's best for you.
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  • You can develop tolerance to this medicine over time, which means that the same dose becomes less effective. You have to stick to a really specific dosing schedule for the extended-release, ointment, and patch forms to prevent this from happening.
  • Headaches are normal with this medicine and they go away as your body gets used to it, but they can be severe or not tolerable for some people.
Used for
Dosage forms
  • Pill
  • Dissolving tablet
  • Pill
  • Extended release
  • Patch
  • Mouth spray
  • Cream, gel, or ointment
  • Rectal gel or ointment
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63 reviews so far
saidit'sworth it
saiditworked well
saidit'sa big hassle

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Side effects
The Hydralazine FDA package insert doesn’t have numbers about how common side effects are.
4possible side effects
  • Headache
  • Lightheadedness
  • Hypotension
  • Increased Angina
See more detailed side effects
Risks and risk factors
No information currently available
  • Low blood pressure
    • Concurrent use of erectile dysfunction medicine
    • Age 65 years or older
    • Alcohol use
  • Tolerance
    • Long term use
See more detailed risks and warnings