Comparing Adrenalin vs Phenergan
Adrenalin | Phenergan |
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Adrenalin (epinephrine) | Phenergan (promethazine) |
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Prescription and OTC
Prescribed for Anaphylaxis, Allergic Reactions, Adams-Stokes Syndrome, AV Heart Block, Asthma - acute, Oral Allergy Syndrome, Asystole, Electromechanical Dissociation, Shock. Adrenalin may also be... View more |
Prescription only
Phenergan may be used to relieve allergy symptoms, nausea, or as a sleeping aid. Sedation is the main side effect. Occasionally, paradoxical reactions (the opposite of what is to be expected) may... View more |
Related suggestions Allergic Reactions
Anaphylaxis
Popular comparisons
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More about Adrenalin (epinephrine) | More about Phenergan (promethazine) | ||||||||||||||||
Ratings & Reviews | |||||||||||||||||
Be the first to share your experience with this drug. |
Phenergan has an average rating of 7.3 out of 10 from a total of 147 ratings on Drugs.com. 68% of reviewers reported a positive effect, while 23% reported a negative effect. |
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Drug Class | |||||||||||||||||
Side Effects | |||||||||||||||||
See also: Adrenalin side effects in more detail. |
See also: Phenergan side effects in more detail. |
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Generic Availability | |||||||||||||||||
Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Adrenalin prices |
View all Phenergan prices |
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Dosage Form(s) Available | |||||||||||||||||
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Brand Names | |||||||||||||||||
Other epinephrine brands include: Adrenaclick, Adrenalin Chloride, Auvi-Q, EpiPen, EpiPen 2-Pak, EpiPen Auto-Injector, EpiPen Jr, EpiPen JR 2-Pak, EpiPen JR Auto-Injector, EPIsnap, Primatene Mist, Symjepi View more | Other promethazine brands include: Adgan, Anergan 50, Antinaus 50, Phenadoz, Promethegan | ||||||||||||||||
Half Life The half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. | |||||||||||||||||
1 hour |
16 hours |
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CSA Schedule ** View glossary of terms | |||||||||||||||||
Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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Pregnancy Category | |||||||||||||||||
Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
Category C
Risk cannot be ruled out
See the full pregnancy warnings document. |
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Drug Interactions | |||||||||||||||||
A total of 217 drugs are known to interact with Adrenalin:
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A total of 685 drugs are known to interact with Phenergan:
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Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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Disease Interactions | |||||||||||||||||
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First Approval Date | |||||||||||||||||
April 21, 2023 |
March 29, 1951 |
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WADA Class View World Anti-Doping Agency classifications. | |||||||||||||||||
N/A |
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More Information | |||||||||||||||||
Patient resources | |||||||||||||||||
Professional Resources | |||||||||||||||||
Related Treatment Guide | |||||||||||||||||
** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.