HISTACON CAPSULES

For the relief of colds, influenza, hayfever, sinusitis, acute rhinitis, post nasal drip and nasal allergies.

1. Scheduling Status

ItemDetails
Scheduling statusS2

2. Product Name and Dosage Form

ItemDetails
Product nameHISTACON CAPSULES
Dosage formCapsules

3. Composition

Each capsule contains:

IngredientQuantity per capsule
Chlorphenamine maleate2 mg
Phenylephrine hydrochloride5 mg
Paracetamol200 mg
Caffeine30 mg

Additional information:

ItemDetails
Sugar contentSugar-free
PreservativesMethyl paraben and propyl paraben

4. Category and Class

ItemDetails
Pharmacological classificationA 5.8
Class descriptionPreparations for the common cold including nasal decongestants

5. Pharmacological Action

HISTACON CAPSULES is described as an analgesic and antipyretic preparation with antihistaminic and decongestant action.

6. Indications

HISTACON CAPSULES is indicated for relief of:

Indications
Colds
Influenza
Hay fever
Sinusitis
Acute rhinitis
Post-nasal drip
Nasal allergies

7. Contraindications

HISTACON CAPSULES should not be used in the following cases:

Contraindication / condition
Hypersensitivity to any ingredient
Severe liver impairment
Hyperthyroidism
Aneurysm
Hypertension
Arteriosclerosis
Certain cardiovascular disorders
Use with monoamine oxidase inhibitors
Use within 14 days of stopping monoamine oxidase inhibitors
Use with tricyclic antidepressants
Late pregnancy where sympathomimetic amines are inadvisable

8. Warnings and Special Precautions

HISTACON CAPSULES should not be used continuously for more than 10 days without consulting a doctor.

The medicine may cause drowsiness and impaired concentration. These effects may be worsened by alcohol or other central nervous system depressants. Patients who are affected should avoid driving, operating machinery, or performing hazardous tasks.

Special precautions include:

Ingredient / areaPrecaution
ParacetamolUse caution in kidney or liver impairment
PhenylephrineUse caution in cardiovascular disease, diabetes, glaucoma, and hyperthyroidism
ChlorphenamineUse caution in narrow-angle glaucoma, urinary retention, and prostatic hypertrophy
CaffeineUse caution in peptic ulceration, hypertension, hyperthyroidism, cardiac arrhythmias, hepatic dysfunction, chronic alcoholism, lung disease, and older patients

9. Interactions

IngredientPossible interactions
ParacetamolMedicines affecting gastric emptying, enzyme-inducing agents, alcohol, anti-epileptic medicines, coumarin anticoagulants, and chloramphenicol
PhenylephrineAnaesthetics, cardiac glycosides, quinidine, tricyclic antidepressants, monoamine oxidase inhibitors, and antihypertensive therapy
ChlorphenamineMonoamine oxidase inhibitors, antimuscarinic medicines, alcohol, barbiturates, hypnotics, narcotic analgesics, sedatives, tranquillisers, ototoxic medicines, and skin testing
CaffeineMay affect medicines eliminated by the liver

10. Human Reproduction

UseRecommendation
PregnancyShould not be used
LactationShould not be used

11. Dosage and Directions for Use

Patient groupDose
AdultsOne to two capsules four times per day

12. Side Effects

Possible side effects listed for the active ingredients include:

IngredientPossible side effects
ParacetamolAllergic skin reactions and blood disorders
PhenylephrineCentral nervous system effects and cardiovascular effects
ChlorphenamineSedation, gastrointestinal effects, antimuscarinic effects, paradoxical central nervous system stimulation, seizures, and blood disorders
CaffeineGastrointestinal irritation, central nervous system stimulation, insomnia, headache, anxiety, tremor, sleeplessness, and palpitations

13. Overdosage

The document gives detailed overdose information, especially for paracetamol.

Early symptoms may include:

Early overdose symptoms
Pallor
Nausea
Vomiting
Anorexia
Abdominal pain

Liver damage may appear 12 to 48 hours after ingestion.

Serious complications may include:

Serious complications
Metabolic acidosis
Renal failure
Cardiac arrhythmias
Encephalopathy
Coma
Death

Immediate medical consultation or hospital care is required in overdose.

Treatment described includes urgent specialised care, gastric lavage in certain cases, and antidote therapy such as acetylcysteine or methionine. The document provides intravenous and oral acetylcysteine regimens and states that acetylcysteine is effective if administered within 8 hours of overdose.

14. Identification

ItemDescription
Capsule typeOpaque gelatin capsule
SizeNo. 1
Cap colourBlue
Body colourWhite
ContentsFine white powdery granulate

15. Presentation

ItemDetails
Pack size1,000 capsules
ContainerWhite high-density polyethylene jar
ClosureWhite flat cap
LinerLow-density polyethylene liner
InsertWhite foam insert

16. Storage Instructions

Storage requirement
Store at or below 25 °C
Store in a dry place
Keep well closed
Keep in the original packaging until required
Keep out of reach of children

17. Registration and Holder

ItemDetails
Registration numberC839
ActAct 101/1965
Holder of certificate of registrationPharmacare Limited
AddressHealthcare Park, Woodlands Drive, Woodmead 2191

18. Publication Information

ItemDetails
Date of registrationOld medicine
Most recent amendment approved by the Authority01 September 1970
Other registration detailsBotswana and Namibia registration details are listed in the original professional information document

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