What medicines should be taken for functional diseases?
Functional diseases refer to diseases caused by dysfunction of body organs rather than organic diseases. Common ones include functional dyspepsia, irritable bowel syndrome, functional headaches, etc. Such disorders often require a combination of treatments, including medications, dietary modifications and psychological intervention. The following are drug recommendations and precautions related to functional diseases that have been hot topics on the Internet in the past 10 days.
1. Functional dyspepsia

Functional dyspepsia mainly manifests as upper abdominal pain, flatulence, early satiety, etc. The following are commonly used drugs:
| Drug name | effect | Usage and dosage |
|---|---|---|
| Domperidone (Motilin) | Promote gastric motility and relieve flatulence | 10mg each time, 3 times a day |
| Ranitidine | Inhibit gastric acid secretion | 150mg each time, 2 times a day |
| Aluminum magnesium carbonate (Daxi) | Neutralize gastric acid and protect gastric mucosa | 1-2 tablets each time, 3 times a day |
2. Irritable bowel syndrome (IBS)
Irritable bowel syndrome is divided into diarrhea type (IBS-D) and constipation type (IBS-C). Drug selection needs to be based on symptoms:
| type | Drug name | effect |
|---|---|---|
| IBS-D | Loperamide (Imodium) | Reduce intestinal peristalsis and relieve diarrhea |
| IBS-C | Polyethylene glycol (Fuzon) | Soften stool and relieve constipation |
| Universal | Pinaverium Bromide (Desutex) | Relieve intestinal spasms and abdominal pain |
3. Functional headache
Functional headaches include tension headaches and migraines. Commonly used drugs are as follows:
| Drug name | effect | Things to note |
|---|---|---|
| Acetaminophen | Relieve mild headaches | No more than 4g per day |
| Ibuprofen | Anti-inflammatory and analgesic | Use with caution in patients with stomach problems |
| Triptans (such as sumatriptan) | Specially treats migraine | Requires medical guidance for use |
4. Drug selection for other functional diseases
1.Functional palpitations: Beta blockers (such as metoprolol) can be used short-term, but structural heart disease needs to be ruled out.
2.functional insomnia: Non-benzodiazepines (such as eszopiclone) are preferred to avoid long-term dependence.
3.Functional urinary frequency: M-receptor antagonists (such as tolterodine) can reduce overactive bladder.
5. Medication precautions
1. Medication for functional diseases needs to be combined with lifestyle adjustments, such as regular diet, stress reduction, etc.
2. Avoid long-term dependence on symptomatic drugs, especially analgesics and sleeping pills.
3. If symptoms persist or worsen, seek medical treatment promptly to rule out organic diseases.
4. The drugs in the table are for reference only. Please follow your doctor’s advice for specific medication.
6. Analysis of hot topics on the entire network
Discussions about functional diseases in the past 10 days have focused on:
- The incidence of functional gastrointestinal diseases has increased after the epidemic
- Research progress on new gastrointestinal motility drugs
- Application of traditional Chinese medicine in functional diseases
- Association between mental health and functional symptoms
The above content combines medical guidelines and Internet hot spots to provide practical information. Please use the medication rationally under the guidance of a doctor according to individual circumstances.
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