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Histantil (Promethazine)

Qty-Price (USD)
Type: drug type
Product: Histantil
Manufacturer: Pendopharm Pharmascience
Country: Canada
Dosage: 50 mg

Generic Equivalent of Histantil
Qty-Price (USD)
There is no generic product of Histantil.

Histantil Information

Histantil Details (Brand and Generic) currently offers the brand Histantil from Canada, manufactured by Pendopharm Pharmascience. The generic version is not available. Our customers may also purchase other allergy medications such as Allegra 180 and Avamys.


Histantil is available in the strength of 50 mg tablets only. The generic equivalent is not available.


Histantil (Promethazine) is a prescription medication used to treat and prevent nausea and vomiting related to certain conditions such as allergy situations, motion sickness, and before or after surgery. The active ingredient in the Histantil tablet is Promethazine. Promethazine belongs to the class of drugs called antihistamine (phenothiazine family). It works by blocking a specific natural substance (histamine) produced during an allergic reaction and causes the body to react. The effect of Histantil can be felt within an hour after use.

Side Effects and Precautions

The common side effects of Histantil are double vision, dry mouth, headache, and feeling tired or drowsy.

Stop using Histantil and contact your doctor right away if you have any of the severe side effects such as:
• A light headache that makes you feel like passing out;
• Confusion;
• Severe drowsiness, weak or shallow breathing;
• Sudden fall;
• Twitching or uncontrollable movements of your eyes, lips, tongue, face, arms, or legs

Warnings and Interactions

You should tell your doctor if you have ever had a serious side effect while using Promethazine or phenothiazine. This medication should be swallowed with a cup of water. It would be best to take the Histantil tablet exactly as prescribed by your doctor. For motion sickness, Promethazine is usually taken within an hour before traveling. When used for surgery, Promethazine is generally taken the night before the surgery. Promethazine may affect your vision or ability to concentrate. Do not drive or operate machinery until your response to this drug has been determined. Do not take Histantil tablets with alcohol or other medications except under a physician's advice. Do not give Promethazine to a child below 2 years of age. This makes may cause severe complications in them. If your child is having symptoms or not feeling too well, you should reach out to your doctor for medical advice. You should call your doctor if there is no significant improvement in your symptoms.

Before you start using Histantil, inform your doctor about your medical history, especially if you have:
• Asthma, chronic obstructive pulmonary disease (COPD), sleep apnea, or other breathing disorder;
• Adrenal gland tumor (pheochromocytoma);
• A sulfite allergy;
• A weak immune system (bone marrow depression or HIV/AIDS);
• Enlarged prostate or problems with urination;
• Glaucoma;
• Heart disease or high blood pressure;
• Liver disease;
• Low levels of calcium in your blood (hypocalcemia);
• Seizure disorder;
• Stomach ulcer or obstruction

Tell your doctor about all the medications you use, including prescriptions, over-the-counter medications, herbal products, and vitamin supplements. Tell your doctor if you are pregnant or plan to become pregnant while using this medicine. It is not known whether Promethazine will harm an unborn baby. It is unknown whether Promethazine passes into breast milk or could harm a nursing baby. It would be best if you did not breastfeed while using this tablet without seeking medical advice from your doctor. There may be a drug interaction between Histantil and other drugs such as lithium, warfarin, atropine, and tranylcypromine.

Questions and Answers

Why is Histantil more affordable from Canada than the United States?

In general, all drug prices, not only Histantil, are more affordable to order from Canada because the price of both the brand and generic medication is regulated by the government. Also, since we established in 2006, our vision is to provide safe and affordable medication to people in the US.

Is it safe to buy Histantil from your pharmacy?

Our products are sourced only from facilities certified by authorities in the countries we import them from. has a rigorous process for selecting our partners so that you, our customer, get the safest medicine. We are also a Certified Canadian Pharmacy that adheres to the requirements imposed by the Province of British Columbia.

How much does Histantil tablets cost in Canada?

At our pharmacy, the cost of Histantil 50 mg starts at $42.99 for 100 tablets.

How much is the shipping?

Our shipping fee is a flat rate of $10.00 per order. Our pharmacy focuses on getting you the lowest prices on high-quality products.

How do I order from your pharmacy?

Ordering Histantil from us is very simple. You can place the order online or call Customer Service at 1866.920.3784. For additional information or for the ordering process, visit our How to Order page.

Are your Histantil prices competitive?

Yes, we are proud to offer some of the most competitive prices across Canadian pharmacies. In some cases, we might be able to either match or beat our competitors' prices. Please call our friendly customer service at 1866.920.3784.

Is there a limit on how many Histantil I am allowed to order at one time? can only dispense a maximum of a three-month supply of Histantil at one time, as per your doctor's prescription.

Can I buy Histantil over the counter from you?

No, Histantil requires a valid prescription from your doctor. We do not sell this product without a valid prescription.

Do you ship to the United States?

Yes, we do. It usually takes between 7 and 18 business days to receive your order from our pharmacy.

Is there a generic for Histantil?

No, there is no generic available for this product.

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The content on this page has been supplied to CanadaPharmacyOnline by an independent third party contracted to provide information for our website. CanadaPharmacyOnline relies on these third parties to create and maintain this information and cannot guarantee the medical efficacy, accuracy or reliability of the information that has been provided to us. If you require any advice or information about the drugs on this page, a medical condition or treatment advice, you should always speak to a health professional. Please note that not all products, including any referenced on this page, are shipped by our affiliated Canadian Pharmacy. We affiliate with other dispensaries that ship products to our customers from the following jurisdictions: Canada, Singapore, New Zealand, Turkey, Mauritius, India, and the United Kingdom. The items in your order may be shipped from any of the above jurisdictions. The products are sourced from various countries as well as those listed above. Rest assured, we only affiliate with our authorized dispensaries that procure products through reliable sources. All prices are in US dollars.

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