These all-rounder allergy tablets can be used for hayfever and other allergic conditions – especially when other treatments have failed.

Benefits:

• Provides effective relief from allergy symptoms
• Blocks the body's naturally occurring chemical histamine
• Also acts as an antihistamine
• Prevents motion sickness and nausea
• Suitable for adults and children
• Pack of 56

Are you suffering from irritating allergies? If you've tried every treatment and not found a solution – you'll find the active ingredient in Phenergan, Promethazine hydrochloride, works by blocking histamine, the natural substance that your body makes during an allergic reaction. It also works directly on the brain to help you feel more relaxed and treat travel sickness and nausea. These tablets are ideal for packing in your toiletry bag to treat allergies, those who are nervous flyers and even car sickness.

Patient information leaflet

Promethazine Hydrochloride 25mg

Use these tablets for allergic conditions e.g. hayfever, rashes or hives.

Children 5-10 years: A single night time dose of 1 tablet. The total dose must not exceed 1 tablet per day.

Children over 10 years & adults: A single daily dose of one tablet at night increasing to a maximum of 1 tablet twice daily if necessary.

How long do Phenergan 25mg 56 Tablets take to work?

Phenergan 25mg 56 Tablets generally starts working in around 30 minutes. It may take a little quicker or even a little longer to work. This depends on a number of different factors and from person to person. Chat to our pharmacist, who’ll be able to give you more guidance.

How do Phenergan 25mg 56 Tablets work?

When you have an allergic reaction, your body produces a chemical called histamine. Phenergan 25mg 56 Tablets blocks histamine receptors in your brain, which helps to relieve allergy symptoms.

How long do Phenergan 25mg 56 Tablets stay in your system?

Generally speaking, Phenergan 25mg 56 Tablets will mostly be out of your system in two to four days. However, the time it takes to leave your system also depends on a number of factors such as your metabolism, age, health, weight, the amount you take and how often you take it.

Can you take Phenergan 25mg 56 Tablets when pregnant?

It’s relatively safe to take Phenergan 25mg 56 Tablets when you’re pregnant, but only for very short periods. Talk to your doctor before taking this medicine if you are pregnant, might become pregnant, or think you may be pregnant. Phenergan Tablets shouldn't be taken 2 weeks before birth. You also shouldn't take Phenergan 25mg 56 Tablets if you are breastfeeding as small amounts may pass into your milk, which can be harmful to your baby. Speak to our pharmacist or your GP for expert advice before taking this medicine when you’re pregnant.

Are there any other warnings?

Phenergan 25mg 56 Tablets contain lactose, so talk to your doctor before taking this medicine if you are lactose intolerant. Also, don't drink alcohol while you are taking Phenergan 25mg Tablets as this is can affect the way the medicine works. Phenergan 10mg Tablets can make your skin more sensitive to sunlight, too, so keep out of direct sunlight while taking this medicine.

Do not take Phenergan 25mg Tablets if:

-The person taking the medicine is under 2 years of age.
-You are allergic (hypersensitive) to promethazine hydrochloride or any of the other ingredients.
-You are taking a medicine for depression called a monoamine oxidase inhibitor (MAOI). Also do not take Phenergan Tablets if you have stopped taking one of these MAOI medicines within the last 14 days.
-The person is unconscious (in a coma) or suffers from severe dizziness, drowsiness or headache.

Check with your doctor or pharmacist before taking Phenergan 25mg Tablets if:

-You have difficulty breathing, wheezing, tightness in the chest (asthma) or an infection in your lungs (bronchitis).
-You have epilepsy.
-You have any serious heart problems.
-You have liver or kidney problems.
-You have a stomach blockage or difficulty passing water (urine).
-You have increased pressure in the eye (narrow angle glaucoma).
-You have had something called Reye's Syndrome or possible Reye's Syndrome – signs include being sick and confused following a viral illness.

Do Phenergan Tablets 25mg make you sleepy?

Yes, Phenergan Tablets 25mg will make you sleepy. If that's the case, don't drive or use any machinery or tools. Apart from allergies, Phenergan Tablets 25mg are also used for short-term sleep problems, feeling or being sick and to treat cough and cold symptoms.

Are there any other side effects?

The following are some of the side effects that are known to be associated with promethazine. Just because a side effect is stated here doesn't mean that all people taking Phenergan will experience that or any side effect. Side effects are more likely to be experienced by elderly people and children:

• Feeling tired or sleepy.
• Dizziness.
• Restlessness.
• Headache.
• Nightmares.
• Feeling disorientated.
• Blurred vision.
• Dry mouth.
• Difficulty passing urine (urinary retention).
• Confusion, particularly in elderly people.
• Excitability in children.
• Rash or itching.
• Increased sensitivity of the skin to sunlight (photosensitivity).
• Loss of appetite.
• Awareness of your heartbeat (palpitations).
• Low blood pressure (hypotension).
• Abnormal movements of the hands, legs, face, neck and tongue, eg tremor, twitching, rigidity (extrapyramidal effects).
• Yellowing of the skin and whites of the eyes (jaundice).
• Disturbances in the normal numbers of blood cells in the blood.

Read the leaflet that comes with the medicine, or talk to your doctor or pharmacist if you want any more information about the possible side effects of Phenergan.