Norvasc vs Avodart: side-by-side comparison
Norvasc (Cardiovascular Medications) and Avodart (Male and Female Pattern Hair Loss) belong to different therapeutic classes and are rarely interchangeable. This page compares the medications' purposes, mechanisms and the situations where each is used.
| Property | Norvasc | Avodart |
|---|---|---|
| Active ingredient | Amlodipine | Dutasteride |
| Manufacturer | Pfizer | GlaxoSmithKline |
| Class | Cardiovascular Medications | Male and Female Pattern Hair Loss |
| Strengths | 2.5mg, 5mg, 10mg | 0.5mg |
| Forms | tablet | capsule |
What's the same
Norvasc and Avodart are used in very different patients, and the points in common are limited. The main shared element is that both meet regulatory standards for efficacy and safety and benefit from pharmacist oversight.
Key differences
Norvasc belongs to Cardiovascular Medications while Avodart belongs to Male and Female Pattern Hair Loss. Indications, mechanisms and target populations differ. The comparison is most useful when a clinician has mentioned both medications and the patient wants to understand where each fits.
Mechanism and action
Norvasc: Amlodipine selectively blocks L-type calcium channels in vascular smooth muscle, reducing transmembrane calcium influx and producing peripheral arterial vasodilation. Avodart: Avodart inhibits both isoforms of 5α-reductase, the enzyme that converts testosterone to dihydrotestosterone (DHT).
When Norvasc is preferred
Norvasc is approved in adults for the treatment of essential hypertension and chronic stable angina, and for vasospastic (Prinzmetal's) angina.
When Avodart is preferred
Avodart is approved for the treatment of moderate to severe symptomatic benign prostatic hyperplasia, alone or in combination with the alpha-blocker tamsulosin.
Frequently asked questions
Is Norvasc or Avodart better? ▾
Norvasc and Avodart are not interchangeable — they treat different conditions. Asking which is "better" is meaningful only when a clinician has weighed both for the same specific clinical scenario.
Can I switch from Norvasc to Avodart? ▾
Switching between Norvasc and Avodart is rarely an appropriate decision since they belong to different classes and treat different conditions. The real question is usually whether the diagnosis calls for one medication or the other — which the prescriber resolves.
Do Norvasc and Avodart have the same side effects? ▾
No — they belong to different classes and have distinct side-effect profiles. Each medication has its own prescribing information.
More Norvasc comparisons
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.