Diphenhydramine + phenylephrine - oral


Patient Medicine Information
Why do I need this medicine?
Diphenhydramine and Phenylephrine are combined in this medicine.

Diphenhydramine + Phenylephrine gives temporary relief of symptoms of cold such as blocked or runny nose, watery eyes and sneezing and other upper respiratory tract symptoms associated with allergy including cough.
How do I take this medicine?
Take Diphenhydramine + Phenylephrine exactly as directed by your doctor or according to the instructions on the label. Do not take more or less than instructed by your doctor.

You may take this medicine with or without food. Try to take it at the same time each day.

This medicine is available as an oral liquid or solution. Shake the bottle well before you take it to ensure that the liquid is evenly mixed. Use the measuring spoon or cup provided to measure your dose.
What should I do if I have forgotten to take this medicine?
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and return to your normal dosing schedule.

DO NOT double a dose under any circumstances.
When should I not use this medicine?
Do not take Diphenhydramine + Phenylephrine if you are currently taking or have taken a medicine that is used to treat depression known as a monoamine oxidase inhibitor (MAOI) such as isocarboxazid, phenelzine and tranylcypromine in the last 14 days, or with any other medicine containing diphenhydramine including those applied on the skin.

Do not take this medicine if you are breastfeeding.
What should I take note of while taking this medicine?
Inform your doctor if you have the following conditions:
  • asthma
  • diabetes
  • heart disease
  • high blood pressure
  • thyroid disease
  • increased pressure in the eye
  • productive cough or persistent cough associated with smoking or a serious lung disease
  • prostate enlargement
  • obstruction in the stomach
Let your doctor know if you are pregnant.

Be sure to check with your doctor or pharmacist before giving Diphenhydramine + Phenylephrine to a child. Children may be more sensitive to the side effects.

Consult your doctor if symptoms do not improve within 7 days or if your symptoms are accompanied by fever, rash or persistent headache.
What side effects could I experience?
Diphenhydramine + Phenylephrine may cause drowsiness. If affected, do not drive or take part in any activity in which you need to be alert.

Other side effects may include any of the following: excitability (in children), dizziness, fatigue, chills, headache, nausea, vomiting, diarrhoea, constipation, dry mouth, painful or difficult urination, restlessness, anxiety and difficulty sleeping.

Inform your doctor if any of these side effects do not go away or are severe, or if you experience other side effects.
Can I take this with other medicines?
Do not take Diphenhydramine + Phenylephrine if you are currently taking or have taken a medicine that is used to treat depression known as a monoamine oxidase inhibitor (MAOI) such as isocarboxazid, phenelzine and tranylcypromine in the last 14 days, or with any other medicine containing diphenhydramine including those applied on the skin.

Inform your doctor and pharmacist if you are taking any of the following:
  • medicines that induce sleep
  • medicines to reduce tension or anxiety
Always notify your doctor and pharmacist if you are taking any other medicines, including herbal tonics such as traditional Chinese medicines, supplements and medicines that you buy without a prescription.
What special dietary instructions should I follow?
Avoid alcohol. Alcohol intake may worsen the drowsiness caused by Diphenhydramine + Phenylephrine.
How should I store this medicine?
Store in a cool, dry place away from the reach of children.

Protect from light.

Medicines must not be used past the expiry date.
This information is independently developed by MIMS based on diphenhydramine + phenylephrine - oral and is provided for your reference only. It is not a replacement for and should only be used in conjunction with full consultation with a licensed healthcare professional, the information provided by your pharmacist and/or the manufacturer of the medication. It may not contain all the available information you require and cannot substitute professional medical care, nor does it take into account all individual circumstances. Although great effort has been made to ensure content accuracy, we shall not be held responsible or liable for any claims or damages arising from the use or misuse of the information contained herein, its contents or omissions, or otherwise. Copyright © 2021 MIMS. All rights reserved. Powered by MIMS.com
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