Nyquil vs Promethazine

Nyquil
(OTC)
Promethazine
(Rx)
Nyquil is a cough & cold medication.
Promethazine is a systemic antihistamine and a nausea & vomiting medication.
Satisfaction Score
?
3.7
Moderately Satisfied
Satisfaction Score
?
4.2
Very Satisfied
Concern level
1.6
Concern level
1.2
Approval Date
+ -
Not Available
Not Available
Number of discussions around the web Number of discussions + -
59,909 Discussions
20,142 Discussions
Taken For
+ -
Condition
Number of posts
#1 for Cough
#2 for Common Cold
#3 for Flu
#4 for Fever
#5 for Allergy
#6 for Headaches
Nyquil is approved for Cough, Common Cold, Flu, Fever, Allergy and Headaches and is mostly mentioned together with these indications.
Condition
Number of posts
#1 for Nausea
#2 for Pain
#3 for Vomiting
#4 for Sedation
#5 for Allergy
#6 for Itching
#7 for Sedative
#10 for Migraines
Promethazine is prescribed for Nausea, Pain, Vomiting and Sedation and is mostly mentioned together with these indications.
Side Effects and Concerns
+ -
Nyq
Addiction
5
Drowsiness
5
Withdrawal Symptoms
4
Vomiting
3
Grogginess
3
Nausea
3
Coma
2
Hallucinations
1
Itching
1
Paranoia
1
Pro
Euphoria
7
Dry Mouth
3
Delirium
2
Respiratory Depression
1
Blurred Vision
1
High Blood Pressure
1
Mood Swings
1
Bleeding
1
Mania
1
Hypomania
1
Compare concerns
By:
Nyquil
Nyq
Promethazine
Pro
Addiction
Nyq
Pro
5
0
Drowsiness
Nyq
Pro
5
0
Withdrawal Symptoms
Nyq
Pro
4
0
Vomiting
Nyq
Pro
3
0
Grogginess
Nyq
Pro
3
0
Nausea
Nyq
Pro
3
0
Coma
Nyq
Pro
2
0
Hallucinations
Nyq
Pro
1
0
Itching
Nyq
Pro
1
0
Paranoia
Nyq
Pro
1
0
Euphoria
Pro
Nyq
7
0
Dry Mouth
Pro
Nyq
3
0
Delirium
Pro
Nyq
2
0
Respiratory Depression
Pro
Nyq
1
0
Blurred Vision
Pro
Nyq
1
0
High Blood Pressure
Pro
Nyq
1
0
Mood Swings
Pro
Nyq
1
0
Bleeding
Pro
Nyq
1
0
Mania
Pro
Nyq
1
0
Hypomania
Pro
Nyq
1
0
Pregnancy Category (FDA) OpenClose all pregnancy categories
+ -
a b c d x n
Category A
Adequate and well-controllted studies have failed to demonstrate a risk to the fetus in the first trimester of pregnancy (and there is no evidence of risk in later trimesters).
Category B
Animal reproduction studies have failed to demonstrate a risk to the fetus and there are no adequate and well-controlled studies in pregnant women.
Category C
Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.
Category D
There is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience or studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.
Category X
Studies in animals or humans have demonstrated fetal abnormalities and/or there is positive evidence of human fetal risk based on adverse reaction data from investigational or marketing experience, and the risks involved in use of the drug in pregnant women clearly outweigh potential benefits.
Category N
FDA has not classified the drug.
close
C Category C
Before taking Nyquil during pregnancy, consult your doctor or pharmacists to weigh the risks and benefits.
C Category C
Before taking Promethazine during pregnancy, consult your doctor or pharmacists to weigh the risks and benefits.
Alcohol warning
+ -
There may be a negative interaction between Nyquil and alcohol.
There may be a negative interaction between Promethazine and alcohol.
Method of use
+ -
Injection, Pill, Syrup
Dosages
+ -
Liquid: 7.5-60-30-1000 mg/30 mL
Suppository: 12.5 mg, 25 mg, 50 mg
Tablet: 12.5 mg, 25 mg, 50 mg
Solution: 25 mg/mL, 50 mg/mL
Syringe: 25 mg/mL, 50 mg/mL
Syrup: 6.25 mg/5 mL, 25 mg/5 mL
Food Instructions
+ -
No Food Instructions
No Food Instructions
Ingredients
+ -
Dextromethorphan Hbr/P-Ephed Hcl/Acetaminophen/Doxylamine
Promethazine Hcl
Drug Interactions
+ -
Interaction between Nyquil and Promethazine: Interaction not known, but may still exist. Always consult your doctor before taking these medications together. Do not stop taking the medications without a physician's advice.
Read more about:
Nyquil
Read more about:
Promethazine
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Treato does not review third-party posts for accuracy of any kind, including for medical diagnosis or treatments, or events in general. Treato does not provide medical advice, diagnosis or treatment. Usage of the website does not substitute professional medical advice.
The side effects featured here are based on those most frequently appearing in user posts on the Internet. The manufacturer's product labeling should always be consulted for a list of side effects most frequently appearing in patients during clinical studies. Talk to your doctor about which medications may be most appropriate for you.
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