Patient leaflet - Hri Stress Aid tablets
1. WHAT HRI STRESS AID IS AND WHAT IT IS USED FOR
This medicine contains two herbal extracts, Valerian root and Passion Flower, which are the active ingredients.
HRI Stress Aid is a traditional herbal medicinal product used for the temporary relief of symptoms associated with stress such as mild anxiety, based on traditional use only.
2. WHAT YOU NEED TO KNOW BEFORE YOU TAKE HRI STRESS AID
Do not take HRI Stress Aid:
- If you are allergic to Valerian or Passion Flower, plants of the Asteraceae (Compositae) family such as daisies, marigolds or artichokes, or any of the other ingredients (see section 6)
- If you are under the age of 18 years
- If you are pregnant or breast-feeding
- If you are taking a medicine for stress or anxiety or to help you sleep
Taking other medicines
Tell your doctor or pharmacist before use if you are taking any other medicines, particularly any other medicines which may make you drowsy, including those obtained without a prescription.
Read all of this leaflet carefully before you start taking this medicine because it contains important information for you.
- Always take this medicine exactly as described in this leaflet, or as your doctor, or pharmacist or qualified healthcare practitioner has told you.
- Keep this leaflet. You may need to read it again.
- Ask your pharmacist if you need more information or advice.
- You must contact a doctor or qualified healthcare practitioner if your symptoms worsen, or do not improve after 4 weeks.
- If you get any side effects, talk to your doctor, pharmacist or qualified healthcare professional. This includes any possible side effects not listed in this leaflet.
Use with alcohol
Avoid excessive drinking while taking this medicine as alcohol may increase the effects.
Pregnancy and breast-feeding
This medicine is not recommended during pregnancy or breast feeding.
Driving and using machines
This medicine may make you sleepy or dizzy, and affect your ability to drive or use machines. Do not drive or use machines if you are affected.
3. HOW TO TAKE HRI STRESS AID
Do not take more than the leaflet tells you to.
Adults, and the elderly
Take one to two tablets three times a day. The maximum daily dose is 6 tablets.
Take for 2 - 4 weeks continuously, as the effects may not be seen immediately. If your symptoms worsen, or do not improve after 4 weeks, speak to your doctor or qualified health practitioner.
If you take more HRI Stress Aid than you should
If you take more than the recommended dose, speak to a doctor, pharmacist or qualified healthcare practitioner and take this leaflet with you.
If you forget to take HRI Stress Aid
Continue to take your usual dose at the usual time. It does not matter if you have missed a dose, just take the next dose at the right time.
If you have any further questions on taking this medicine, ask your doctor, pharmacist or qualified healthcare practitioner.
4. POSSIBLE SIDE EFFECTS
Like all medicines, this medicine can cause side effects, although not everybody gets them. The following side effects have been reported with Valerian:
- Nausea (feeling sick)
- Vomiting
- Abdominal Cramps
- Abdominal Pain
- Diarrhoea
- Dizziness
- Headache
- Nightmares or vivid dreams
If these persist for more than a few days or become troublesome, stop taking this product.
There has been a single case of allergy (vasculitis) and a single case of fast heartbeat (tachycardia) reported after taking Passion Flower. The frequency is not known.
Reporting of side effects
If you get any side effects, talk to your doctor, pharmacist or nurse. This includes any possible side effects not listed in this leaflet.
You can also report side effects directly via the Yellow Card Scheme at www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store.
By reporting side effects you can help provide more information on the safety of this medicine.
5. HOW TO STORE HRI STRESS AID
Keep out of the sight and reach of children.
Do not use after the expiry date which is stated on the carton and blister. The expiry date refers to the last day of that month.
Do not store above 25 °C. Store in the original packaging.
Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. This will help to protect the environment.
6. CONTENTS OF THE PACK AND OTHER INFORMATION
What HRI Stress Aid contains
Each tablet contains 43.6 mg of extract (as dry extract) from Valerian root (Valeriana officinalis L.) (5-6:1) (equivalent to 218.2 – 261.8 mg of Valerian root), Extraction solvent: ethanol (70% v/v), and 48.2 mg of extract (as dry extract) from Passion Flower herb (Passiflora incarnata L.) (3-7:1) (equivalent to 144.6 – 337.4 mg of Passion Flower herb), Extraction solvent: ethanol (70% v/v).
The other ingredients are:
- Herbal extract: Maltodextrin, Colloidal anhydrous silica
- Tablet core: Microcrystalline cellulose, Calcium hydrogen phosphate dihydrate, Croscarmellose sodium, Colloidal hydrated silica, Magnesium stearate, Stearic acid
- Tablet coating: Titanium dioxide (E171), Purified talc, Hypromellose, Glycerol
What HRI Stress Aid looks like and contents of the pack
HRI Stress Aid are white round biconvex film coated tablets. This product is available in blister strips: 30, 40, 45, 50, 60, 80 and 100 pack sizes. Not all pack sizes may be marketed.
Traditional Herbal Registration Holder:
The Herbal Research Company Limited, 27 Old Gloucester Street, London WC1N 3XX, UK
Manufacturers:
Surepharm Services Ltd, Bretby Business Park, Burton on Trent, Derby, DE15 0YZ, UK
Wasdell Packaging Ltd., Swindon, SN5 8YW, UK
If you would like further information about this product, please contact The Herbal Research Company Ltd. Email: info@hriherbalmedicine.co.uk
For a large print, Braille or audio version of this leaflet call 0330 220 8548.
This leaflet was last revised in March 2024.

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