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Poly Hist DHC (Generic Phenylephrine)

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Why is this medication prescribed?

Poly Hist DHC is a combination medication that typically contains the following active ingredients:

  • Chlorpheniramine: It is an antihistamine that helps relieve symptoms of allergy, such as itching, watery eyes, and runny nose.
  • Dihydrocodeine: It is an opioid analgesic (pain reliever) that can also help suppress cough.
  • Phenylephrine: It is a decongestant that works by narrowing blood vessels in the nasal passages, helping to relieve nasal congestion.

Poly Hist DHC is commonly prescribed for the symptomatic relief of cold and allergy symptoms, including nasal congestion, sneezing, runny nose, and cough.

How should this medicine be used?

As with any medication, it’s important to follow your healthcare provider’s instructions and the instructions on the prescription label. Here are general guidelines for using Poly Hist DHC:

  • Dosage: The recommended dosage may vary depending on your age, medical condition, and other factors. Follow your doctor’s instructions carefully.
  • Administration: Typically, Poly Hist DHC is taken orally with or without food. It’s important to swallow the tablets whole and not crush or chew them unless directed by your healthcare provider.
  • Frequency: The medication is usually taken every 4 to 6 hours, as needed for symptom relief. Do not exceed the recommended dosage, as this can increase the risk of side effects.
  • Duration: Use the medication for the duration prescribed by your healthcare provider. Do not continue to take it longer than recommended, and consult your doctor if your symptoms persist.
  • Avoid alcohol: Drinking alcohol while taking Poly Hist DHC can enhance the sedative effects of the medication and increase the risk of side effects. It’s advisable to avoid alcoholic beverages during treatment.
  • Special considerations: Inform your healthcare provider about any other medications you are taking, as drug interactions can occur. Additionally, let your doctor know if you have a history of certain medical conditions, such as respiratory issues, liver or kidney problems, or a history of substance abuse.

It’s crucial to use Poly Hist DHC only as prescribed by your healthcare provider and to contact them if you experience any adverse effects or if your symptoms do not improve. This information is general, and individual cases may vary, so it’s essential to consult with your healthcare provider for personalized advice based on your specific health situation.

Other uses for this medicine

Poly Hist DHC is primarily prescribed for the relief of symptoms associated with allergies and colds, such as nasal congestion, sneezing, runny nose, and cough. However, the combination of active ingredients in Poly Hist DHC may have other uses or be prescribed for additional conditions at the discretion of a healthcare provider.

What special precautions should I follow?

Special precautions should be taken when using Poly Hist DHC. It’s important to discuss your medical history and any potential contraindications with your healthcare provider. Here are some general precautions associated with Poly Hist DHC:

  • Medical History: Inform your healthcare provider about your complete medical history, especially if you have a history of respiratory issues (such as asthma or chronic obstructive pulmonary disease), liver or kidney problems, head injuries, seizures, gastrointestinal issues, urinary retention, or a history of substance abuse.
  • Allergies: Inform your healthcare provider about any known allergies to the components of Poly Hist DHC or similar medications.
  • Pregnancy and Breastfeeding: If you are pregnant or breastfeeding, discuss the risks and benefits of using Poly Hist DHC with your healthcare provider. Some components of the medication may pass into breast milk, potentially affecting a nursing infant.
  • Children and Elderly: The safety and effectiveness of Poly Hist DHC in children and elderly individuals may vary. Dosage adjustments may be necessary based on age and overall health.
  • Driving and Operating Machinery: Poly Hist DHC may cause drowsiness, dizziness, or impaired coordination. Avoid driving, operating heavy machinery, or engaging in activities that require mental alertness until you know how the medication affects you.
  • Alcohol and Sedatives: Avoid alcohol and other sedatives while taking Poly Hist DHC, as these substances can enhance the sedative effects of the medication and increase the risk of side effects.
  • Interactions with Other Medications: Inform your healthcare provider about all prescription and over-the-counter medications, vitamins, and herbal supplements you are taking. Drug interactions may occur, potentially affecting the effectiveness of Poly Hist DHC or increasing the risk of side effects.
  • Dosage and Duration: Stick to the prescribed dosage and duration of treatment. Do not exceed the recommended dose, as this can lead to adverse effects.
  • Medical Emergencies: In case of a medical emergency or if you suspect an overdose, seek immediate medical attention.

As with any medication, it’s crucial to follow your healthcare provider’s instructions and guidelines. If you have any concerns or questions about Poly Hist DHC or its use, consult your healthcare provider for personalized advice based on your specific health condition.

What special dietary instructions should I follow?

Dietary instructions specific to Poly Hist DHC may not be commonly prescribed. However, it’s always a good idea to take medications with a full glass of water unless otherwise directed by your healthcare provider. Follow the prescribed dosage and duration of treatment. Do not exceed the recommended dose.

What should I do if I forget a dose?

If you forget a dose, take it as soon as you remember. However, if it is almost time for your next scheduled dose, skip the missed dose and continue with your regular dosing schedule. Do not double up on doses to make up for a missed one.

What side effects can this medication cause?

Poly Hist DHC, like any medication, can cause side effects. It’s important to be aware of these potential side effects and promptly notify your healthcare provider if you experience any unusual or severe symptoms. Common side effects of Poly Hist DHC may include:

  • Drowsiness or Sedation: The dihydrocodeine component of Poly Hist DHC is an opioid analgesic and can cause drowsiness or sedation. Avoid activities requiring mental alertness, such as driving, until you know how the medication affects you.
  • Dizziness: Feeling lightheaded or dizzy may occur, especially when standing up from a sitting or lying position.
  • Dry Mouth: Antihistamines like chlorpheniramine can sometimes cause dry mouth.
  • Constipation: Opioid medications, such as dihydrocodeine, can lead to constipation.
  • Nausea and Vomiting: Some people may experience nausea or vomiting as a side effect.
  • Blurred Vision: Chlorpheniramine, an antihistamine in Poly Hist DHC, may cause temporary blurred vision.
  • Urinary Retention: Opioid analgesics can sometimes cause difficulty urinating.
  • Allergic Reactions: Although rare, allergic reactions to any component of Poly Hist DHC can occur. Seek medical attention immediately if you experience symptoms such as rash, itching, swelling, severe dizziness, or difficulty breathing.
  • Difficulty Breathing: Opioid medications can suppress respiratory function. Seek medical attention if you experience difficulty breathing or shallow breathing.
  • Mood Changes: Opioid medications may affect mood, leading to symptoms like anxiety or mood swings.
  • Hypotension (Low Blood Pressure): Phenylephrine, a decongestant in Poly Hist DHC, may cause a temporary increase in blood pressure. Individuals with pre-existing hypertension should use the medication with caution.

It’s important to note that this list is not exhaustive, and individual responses to medications can vary. Additionally, not everyone will experience these side effects, and some people may experience side effects not listed here.

If you are prescribed Poly Hist DHC and are concerned about potential side effects or if you experience any adverse reactions, contact your healthcare provider promptly. They can provide guidance on managing side effects or may adjust your treatment plan if necessary. If you experience severe or life-threatening symptoms, seek emergency medical attention.

What should I know about storage and disposal of this medication?

Storage and Disposal of Poly Hist DHC:

Storage:

  • Store in a Cool, Dry Place: Keep Poly Hist DHC at room temperature, away from moisture and heat.
  • Secure Storage: Store the medication in a location that is out of reach of children and pets, as accidental ingestion can be harmful.
  • Avoid Sunlight: Keep the medication away from direct sunlight.
  • Follow Specific Instructions: Always follow any specific storage instructions provided by your pharmacist or healthcare provider.

Disposal:

  • Dispose Properly: Do not keep outdated or unused medications. Follow local regulations for proper disposal of medications. Many communities have drug take-back programs or guidelines for disposing of medications safely.
  • Don’t Flush Down the Toilet: Do not flush medications down the toilet unless specifically instructed to do so. This helps prevent environmental contamination.
  • Remove Personal Information: Before disposing of the packaging, remove any personal information to protect your privacy.

In case of emergency/overdose

  • Seek Immediate Medical Attention: If you suspect an overdose or experience severe symptoms, seek emergency medical attention by calling your local emergency number (e.g., 911 in the United States) or go to the nearest emergency room.
  • Symptoms of Overdose: Symptoms of Poly Hist DHC overdose may include extreme drowsiness, slow or shallow breathing, severe dizziness, unconsciousness, or difficulty waking up.
  • Provide Information: Be prepared to provide information about the medication, including its name (Poly Hist DHC) and the amount ingested.

What other information should I know?

  • Follow Prescribing Instructions: Take Poly Hist DHC exactly as prescribed by your healthcare provider. Do not adjust the dosage without consulting your doctor.
  • Inform Healthcare Providers: Inform all healthcare providers involved in your care about your use of Poly Hist DHC. This includes doctors, dentists, and emergency medical personnel.
  • Regular Check-ups: Attend regular check-ups with your healthcare provider to monitor your response to the medication and address any concerns.
  • Avoid Alcohol and Sedatives: Avoid alcohol and other medications that can cause drowsiness or respiratory depression while taking Poly Hist DHC.
  • Interactions with Other Medications: Inform your healthcare provider about all medications, vitamins, and herbal supplements you are taking to avoid potential drug interactions.

Always follow the specific guidance provided by your healthcare provider and pharmacist. If you have any questions or concerns about Poly Hist DHC, don’t hesitate to consult with your healthcare provider for personalized advice based on your health status and individual needs.

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