Medication guide
Capsaicin
- Generic name
- Capsaicin
- Common brand names
- Zostrix, Capzasin-HP
- Medication class
- Topical analgesic (TRPV1 agonist/desensitizer)
Overview
Its medication class is Topical analgesic (TRPV1 agonist/desensitizer). Common uses include Peripheral neuropathic pain and minor musculoskeletal discomfort. Product forms and labels can differ, so follow the specific package instructions and ask a pharmacist or qualified healthcare professional about individual questions.
How to Take it
- Route
- Topical application to intact skin.
- Time of day
- Apply at symptom onset; often 2–4 times daily.
- With food/water
- No food involved; apply on clean, dry area after cleansing.
- Preparation
- Thin layer to affected skin only; avoid eyes, mouth, and open wounds.
- Safe dose
- Use smallest effective area and quantity.
- Max dose
- Stay within package coverage and frequency limits.
- Frequency
- As labeled, typically every 3–6 hours; avoid layering multiple analgesic topicals.
- Other recommendations
- Wash hands after use and avoid external heat/occlusive wraps unless instructed.
Common uses
- Peripheral neuropathic pain and minor musculoskeletal discomfort
Common side effects
- Burning/stinging at application site
- redness
- itching
- warmth
- blisters
- skin irritation
- and temporary increase in pain
Important warnings
- Initial burning is expected; avoid mucosa, eyes, and damaged skin. Do not place on face, genitals, or immediately after waxing/epilation. Wash skin and clothing thoroughly after use. Contact dermatitis, allergic rash, or severe pain may signal discontinuation and medical review.
General interactions information
Low systemic interactions; avoid adding strong irritants.
Sources / references
- Capsaicin Topical — MedlinePlus
U.S. National Library of Medicine
These references offer further reading. A source link does not establish that a clinician has reviewed every statement in this guide.
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