Activated Charcoal
Insta-Char is a brand-name activated charcoal product used as an adsorbent agent in the treatment of certain types of poisoning and drug overdoses. It works by binding to toxins and drugs in the gastrointestinal tract, preventing their absorption into the bloodstream. This medication may also be used for relieving symptoms of gas and bloating.
Insta-Char is an activated charcoal adsorbent used to treat certain poisonings and overdoses by binding to toxins in the digestive tract.
Key facts at a glance
- RxNorm
- 217743
- Generic
- Insta-Char
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treatment of certain acute poisonings and drug overdoses when administered promptly after ingestion; may also be used for relief of intestinal gas and bloating associated with digestive discomfort.
Activated charcoal acts as a non-specific adsorbent that binds to various toxic substances and medications in the gastrointestinal tract, preventing their absorption into systemic circulation.
Most effective when administered within 1-2 hours of ingestion; less effective for poisoning by corrosive substances, alcohols, or certain metals. Should not be used in patients with compromised airways protection or intestinal obstruction. Activated charcoal may also adsorb and reduce effectiveness of oral medications taken concurrently.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy