How much promethazine should I take for a cough?

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Adults and children 12 years of age and older—5 milliliters (mL) (1 teaspoonful) every 4 to 6 hours. Do not take more than 30 mL in 24 hours.

Is promethazine for dry or wet cough?

Promethazine codeine syrup is a short-term treatment. It is not a treatment for smoker’s cough or chronic breathing problems such as asthma or emphysema. Promethazine codeine is primarily used as a treatment for dry cough and should not be used for coughs with mucus or fluids, which are considered productive.

What is promethazine mainly used for?

Promethazine is used to prevent and treat nausea and vomiting related to certain conditions (such as before/after surgery, motion sickness). It is also used to treat allergy symptoms such as rash, itching, and runny nose.

Is Phenergan used as a cough suppressant?

Phenergan-Codeine (codeine and promethazine) is a combination of a narcotic that acts a pain reliever and a cough suppressant, and an antihistamine, used to treat cold or allergy symptoms such as runny nose, sneezing, and cough.

Can you buy promethazine over-the-counter?

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 promethazine same thing as codeine?

Promethazine is an antihistamine that relieves watery eyes, itchy eyes/nose/throat, runny nose, and sneezing. Codeine is an opioid cough suppressant (antitussive) that affects a certain part of the brain, reducing the urge to cough.

Does promethazine calm you down?

Yes. If you take it for insomnia or take it at bedtime, promethazine will help you sleep. If you take it during the day for other conditions, such as allergies, it might make you feel sleepy during the day as well.

Does promethazine make you sleepy?

Promethazine is an antihistamine medicine that relieves the symptoms of allergies. It’s known as a drowsy (sedating) antihistamine, so it’s more likely to make you feel sleepy than other antihistamines.