N
Glam Fame Journal

What is Phenergan gel

Author

Isabella Ramos

Updated on April 14, 2026

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.

How long does it take for Phenergan 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.

How long does Phenergan make you sleepy?

Promethazine will start to make you feel sleepy around 20 minutes after you take it and may work for up to 12 hours. If you’re taking it for a cough or cold, allergies or feeling sick (nausea), your symptoms should start to improve within 20 minutes. The medicine should work for around 4 to 6 hours.

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.

What Phenergan is used for?

Phenergan Tablets are used to treat the following conditions: For short term use: to treat adults with difficulty sleeping (insomnia) To treat allergic conditions such as hay fever or rashes (like nettle rash or hives) To treat or stop you feeling sick (nausea) or being sick (vomiting) such as travel sickness.

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.

Is Phenergan 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.

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.

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 .

What are the side effects of Phenergan?

Drowsiness, dizziness, constipation, blurred vision, or dry mouth may occur. If any of these effects persist or worsen, tell your doctor. To relieve dry mouth, suck (sugarless) hard candy or ice chips, chew (sugarless) gum, drink water, or use a saliva substitute.

Article first time published on

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.

Does Phenergan make you sleepy?

Phenergan may cause drowsiness and affect your ability to drive or operate machinery.

Is Phenergan the same as Zofran?

Zofran and Phenergan belong to different drug classes. Zofran is an antiemetic (anti-nausea and vomiting) and selective 5-HT3 receptor antagonist and Phenergan is an antihistamine. Side effects of Zofran and Phenergan that are similar include dizziness, drowsiness, constipation, and blurred vision.

What drug class is Phenergan?

Phenergan belongs to a class of drugs called Antihistamines, 1st Generation, Antiemetic Agents. It is not known if Phenergan is safe and effective in children younger than 2 years of age.

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.

Is Phenergan and Sominex the same?

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.

What can I take to knock me out at night?

  • Diphenhydramine (Benadryl, Aleve PM, others). Diphenhydramine is a sedating antihistamine. …
  • Doxylamine succinate (Unisom SleepTabs). Doxylamine is also a sedating antihistamine. …
  • Melatonin. The hormone melatonin helps control your natural sleep-wake cycle. …
  • Valerian.

Can Phenergan cause blood clots?

Cardiovascular Effects Tachycardia, bradycardia, faintness, dizziness, and increases and decreases in blood pressure have been reported following the use of promethazine hydrochloride (promethazine hydrochloride injection) . Venous thrombosis at the injection site has been reported.

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.

Which is better Zofran or Promethazine?

Ondansetron and promethazine are both remarkably effective drugs in controlling vertigo and the linked nausea. While improvement in vertigo was better with promethazine treatment, over time, ondansetron was more effective in resolving nausea and vomiting.

What is the strongest nausea medicine?

Best anti-nausea medicationsPromethegan (promethazine)RxGet CouponPhenergan (promethazine)RxGet CouponReglan (metoclopramide)RxGet CouponCompro (prochlorperazine)Rx & OTCGet Coupon