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The Daily Insight

Does topical Phenergan need to be refrigerated

Author

Olivia Owen

Published Apr 27, 2026

Do not refrigerate the promethazine gel .

How do you store Phenergan gel?

Promethazine gel can be dispensed in a calibrated topical syringe (without needle), and should be stored at room temperature. The viscosity of some preparations such as PLO gels is temperature dependent: they may liquefy when refrigerated and if too warm, these gels can become more viscous and resistant to rubbing.

Does Phenergan come in a cream?

Phenergan cream 2% is a product that is commercially available outside the United States. The only similar topical product available in the United States for the control of nausea and vomiting is the scopolamine patch, which is primarily used for motion sickness.

How long does topical Phenergan take to work?

Cessation of the causative agents and avoidance of sun exposure in combination with topical application of glucocorticosteroids or zinc oxide usually improve the symptoms in 2 weeks.

How do you use Phenergan gel?

Take this medication by mouth with or without food as directed by your doctor, usually 2 to 4 times daily. For motion sickness, the first dose of promethazine should be taken 30 to 60 minutes before beginning travel. For allergies, this medication may be taken once daily at bedtime to avoid being drowsy during the day.

Is promethazine the same as Phenergan?

Promethazine is the generic name for the brand name antihistamine Phenergan. Promethazine is used for treating allergic reactions and nausea and vomiting, and to sedate patients undergoing surgery or who are giving birth.

What color is Phenergan gel?

It is a white to faint yellow crystalline powder that is practically odorless. It is soluble in water and practically insoluble in ether or acetone. Its water solubility is used to good advantage in compounding preparations based on pluronic lecithin organogel (PLO) gel or penetration-enhanced creams.

Is promethazine a narcotic?

Technically, no, promethazine is not a narcotic, a term that’s frequently misused, often interchangeably as a reference to any sort of illegal substance.

Does Phenergan gel go bad?

Do not use Phenergan if: Always check the ingredients to make sure you can use this medicine. If you take this medicine after the expiry date has passed, it may not work as well. the packaging is torn or shows signs of tampering.

How much Phenergan gel can I take?

The average adult dose is 25 mg taken twice daily. The initial dose should be taken one-half to one hour before anticipated travel and be repeated 8 to 12 hours later, if necessary. On succeeding days of travel, it is recommended that 25 mg be given on arising and again before the evening meal.

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Is there an over the counter Phenergan?

Phenergan is a prescription only medication and requires a consultation with a doctor before it can be prescribed. You can’t get phenergan over the counter because it can be potentially harmful for some patients with specific conditions and/or certain medications.

Can Phenergan cause skin rash?

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

Is Phenergan used as a sedative?

Phenergan is used to treat allergy symptoms such as itching, runny nose, sneezing, itchy or watery eyes, hives, and itchy skin rashes. Phenergan also prevents motion sickness, and treats nausea and vomiting or pain after surgery. It is also used as a sedative or sleep aid.

How do you use Phenergan for sleep?

Dose for Sleep: ONE or TWO tablets to be taken as a single night time dose approximately 20 minutes before going to bed. One pack of Phenergan tablets should last 7 to 14 days depending on the dose you take.

Can I give my child Phenergan to sleep?

Sedative medications include the antihistamine drugs Vallergan and Phenergan. Your child should take sedative medications only under the supervision of your doctor. These medications aren’t recommended for children under three years of age.

Can you take Benadryl and Phenergan?

Using diphenhydrAMINE together with promethazine may increase side effects such as drowsiness, blurred vision, dry mouth, heat intolerance, flushing, decreased sweating, difficulty urinating, abdominal cramping, constipation, irregular heartbeat, confusion, and memory problems.

What is Phenergan cream?

Promethazine (also called Phenergan®) is a medicine called an antiemetic. It is used to treat nausea and vomiting. Promethazine topical gel is a way of giving your child this nausea medicine. When the gel is put on your child’s skin, a small amount of the medicine is absorbed through the skin.

Is Phenergan good for anxiety?

Promethazine is also used to prevent and control motion sickness, nausea, vomiting, and dizziness. In addition, it may be used to help people go to sleep and control their pain or anxiety before or after surgery or other procedures . Promethazine may also be used for other conditions as determined by your doctor .

Is promethazine absorbed in the stomach?

Promethazine is well absorbed from the gastrointestinal tract. Clinical effects are apparent within 20 minutes after oral administration and generally last four to six hours, although they may persist as long as 12 hours.

Can I take expired Benadryl liquid gels?

Can I use BENADRYL® if it is expired? No. If your BENADRYL® has expired, please discard it properly and get a new package.

Is Phenergan a sleeping tablet?

Promethazine is an antihistamine sometimes used as a sleeping pill. It is also known by the trade names Phenergan and Sominex. It’s available to buy without a prescription from a doctor. It is an ingredient in some over-the-counter cold and flu medicines, such as Night Nurse.

Is Phenergan for sleep addictive?

Promethazine (‘Phenergan’) is my first line medication for treating insomnia as it is not addictive and in my clinical practice effective although patients should be warned about driving with the associated drowsiness.

What is similar to Phenergan?

Brand names for ondansetron include Zofran, Zofran ODT, and Zuplenz. Brand names for promethazine include Phenergan, Phenadoz, and Promethegan. Ondansetron and promethazine belong to different drug classes. Ondansetron is an anti-nausea medication and promethazine is a phenothiazine.

Is it bad to take Phenergan every night?

This medicine is for short term sleeping problems. It should not be used for more than 7 days without talking to your doctor. If you are not sure if any of the above apply to you, talk to your doctor or pharmacist before taking Phenergan Night Time.

Is promethazine an antipsychotic?

Promethazine is a first-generation antihistamine and antipsychotic used to treat allergies, insomnia, and nausea. It was once widely used as an antipsychotic, although it is generally not used for this purpose now. It has approximately 1/10 the antipsychotic strength of chlorpromazine.

Does Phenergan cause restless leg syndrome?

Medication Triggers for RLS Some anti-nausea medications, including Dramamine (dimenhydrinate), Reglan (metoclopramide), and Phenergan (promethazine), similarly block dopamine receptors and trigger RLS.

Does promethazine make you gain weight?

Advice & Tips: While I was on promethazine I surprisingly gained an extra 12kgs in body weight (nearly a 20% increase) over about ten months.

How long does it take for promethazine gel to work?

It begins to work roughly 20 minutes after it is taken and lasts for 4 to 6 hours. Overall duration of therapy depends upon number of cycles chemotherapy prescribed. It can often be discontinued within a few days after the last dose of chemotherapy when it is no longer needed.

Does Phenergan affect the liver?

Phenothiazines (applies to Phenergan) liver disease Moderate Potential Hazard, Moderate plausibility. Phenothiazines are extensively metabolized by the liver and may accumulate in patients with hepatic impairment.

Is meclizine same as Phenergan?

Are Antivert and Phenergan the Same Thing? Antivert (meclizine HCl) and Phenergan (promethazine HCI) are antihistamines used to prevent or treat nausea, vomiting, and dizziness caused by motion sickness.