Is ketotifen oral over-the-counter?

Is ketotifen oral over-the-counter?

In the United States, ketotifen is only available over-the-counter as eye drops for itchy eyes caused by allergies. However, oral capsules of ketotifen need to be compounded and are available at specialty compounding pharmacies with a prescription. The dose usually used for asthma is 1 mg twice a day.

Does ketotifen require a prescription?

Ketotifen works by inhibiting certain substances in the body that are known to cause inflammation and symptoms of asthma. This medicine is available only with your doctor’s prescription.

Is ketotifen available in the US?

Ketotifen is used in Canada, Europe, and Mexico to treat asthma and urticaria but is only commercially available in the U.S. for ophthalmic use. However the oral form of the drug continues to be frequently prescribed in the U.S. and can be obtained through compounding pharmacies.

Can I use ketotifen daily?

ZADITOR® (ketotifen fumarate ophthalmic solution) is indicated for the temporary prevention of itching of the eye due to allergic conjunctivitis. Adults and children 3 years of age and older: Put 1 drop in the affected eye(s) twice daily, every 8-12 hours, no more than twice per day.

Is oral ketotifen an antihistamine?

Ketotifen is an antihistamine. It is taken to relieve a blocked or runny nose caused by allergic rhinitis. The most common side-effect is feeling irritable….About ketotifen.

Type of medicine An antihistamine
Used for Allergic rhinitis
Also called Zaditen®
Available as Tablets and oral liquid medicine

What is Tofen used for?

Ketotifen is used to help prevent asthma attacks. It will not relieve an asthma attack that has already started. Ketotifen must be taken continuously in order to be effective. Continue taking your current asthma medications until instructed otherwise by your doctor.

Why does ketotifen cause weight gain?

Leptin acts on receptors in the hypothalamus of the brain, where it inhibits appetite. Ketotifen by inhibitory effect on production of TNF-α can reduce leptin level and thereby decreased the inhibition of leptin on appetite and finally result in weight gain.

Is ketotifen same as Zyrtec?

Zyrtec (cetirizine) Zaditor (ketotifen) is the first-choice OTC treatment for allergy-related itchy eyes, but it doesn’t treat infections and may not help for more serious allergies. Treats allergy symptoms. Zyrtec (cetirizine) can help you with some allergy symptoms without making you very drowsy.

Does ketotifen raise blood pressure?

The repeated intravenous administration of rising doses of ketotifen resulted in a fall in mean blood pressure and some rise in renal blood flows over 45 min (Figure 3 a and b).

Why is ketotifen not available in UK?

We are relying on “unlicensed” versions of ketotifen because the regular supplier of ketotifen to the UK does not have any product. The unlicensed versions are made in the EU under EU standards, but they have not gone through the UK licensing process.

How long does oral ketotifen take to work?

However, the onset of action of ketotifen is slow, and it may take 4 to 6 weeks to achieve full prophylactic value under certain conditions.

What are the side effects of Tofen?


  • USES: Ketotifen is used to minimize the frequency and severity of asthma attacks.
  • HOW TO USE: Take this medication by mouth; generally twice daily.
  • SIDE EFFECTS: Drowsiness, dizziness, trouble sleeping or flu- like symptoms might occur.