Pub Med:
1. Ammonium Chloride (MeSH) - Administration&Dosage, Adverse Effects,
Metabolism, Pharmacokinetics, Pharmacology, Therapeutic Use
2. Expectorants (MeSH) – Administration&Dosage, Metabolism,
Pharmacokinetics, Pharmacology, Therapeutic Use
3. Cough (MeSH) – Drug Therapy
Combined results of #1 and #2 or #3 - 2 hits
Cochrane Library:
1. Ammonium Chloride - 68 hits
2. Cough - 2247 hits
3. Expectorant - 69 hits
Combined #1 and #2 - 3 hits
Combined #1 and #3 - 2 hits
Combined #1,#2 and #3 - 0 hits
Nothing of Use
Pub Med:
1. Search as Antihistamine-decongestant -54 results
2. Search as cough and limit to (human and English) – 13130 results
3. Combine the result #1 and #2 – 9 results
Cochrane Library:
1. Search word “antihistamine-decongestant”-give 21 hits
2. Search word “cough”-give 2247 hits
3. Combined these result as #1 and #2 – give 8 hits
Medline:
1. Search as antihistamine–decongestnat as key word and limit to (human and
English language) – 60 results
2. Search as cough as key word and include all sub headings and limit to (human
and English language)- 4635 results
3. Combined the results of #1 and #2- give 6 results
Pub Med:
PubMed:
1. Bromhexine – 681 Results
2. Cough – 22229 Results
3. Combined #1 and #2 – 55 Results
Cochrane Library:
1. Bromhexine – 153 Results
2. Cough – 2247 Results
3. Mucolytics – 37 Results
4. Combined #1 and #2 – 2 Results
Medline:
Bromhexine – 0 hits
1. exp Bromhexine – Administration & Dosage, Adverse Effects, Metabolism,
Pharmacokinetics, Pharmacology, Therapeutic Use (275 Results)
2. exp Cough – Drug Therapy (935 Results)
3. Combined Results #1 and #2 (10 Results)
Pub Med:
Search”dihydrocodeine” - 298 results
Cochrane Library:
1. Search term “dihydrocodeine" - 71 hits
2. Search term “cough suppressants” - 11 hits
Combined #1 and #2 - 0 hits
3. Search term “non productive cough” - 16 hits
Combined #2 and #3 - 1 hit
Combined #1 and #3 - 0 hits
Medline:
1. Search “dihydrocodeine antitussive” (#1)
Highlighted Ovid mapped headings
• Codeine
• Antitussive agents
• Cough
• Histamine H1 antagonists
Resulted in 5,424
Limited search to English, Human, review articles, abstracts and
publication years 2000-2004 - 75 results
2. Search “acute cough”
Combined #1 and #2 - 1 result
Google Search:
Search term “dihydrocodeine cough”
Lots of hits but mostly irrelevant websites
Pub Med:
1. Dextromethorphan (MeSH) – Administration&Dosage, Adverse Effects,
Metabolism, Pharmacokinetics, Pharmacology, Therapeutic Use (874 results)
2. Cough (MeSH) – Drug Therapy (933 results)
3. Antitussive (MeSH) – Administration&Dosage, Adverse effects, Metabolism,
Pharmacokinetics, Pharmacology, Therapeutic Use (1251 rsults)
4. Combined #1 and #2 (40 results)
5. Combined #1 and #3 (199 results)
Cochrane Library:
1. Dextromethorphan – 200 hits
2. Cough – 2247 hits
3. Antitussive – 251 hits
4. Combine #1 and #2 – 52 hits
Medline:
Dextromethorphan – 0 hits
1. exp Dextromethorphan – Administration&Dosage, Adverse Effects,
Metabolism, Pharmacokinetics, Pharmacology, Therapeutic Use (799 results)
2. exp Cough – Drug Therapy (935 results)
3. Combined #1 and #2 (45 results)
Pub Med:
1. Guaiphenesin (MeSH) – Administration&Dosage, Adverse Effects, Metabolism,
Pharmacokinetics, Pharmacology, Therapeutic Use
2. Cough (MeSH) – Drug Therapy
3. Expectorants (MeSH) – Administration&Dosage, Metabolism,
Pharmacokinetics, Pharmacology, Therapeutic Use
Combined results of #1 and #2 or #3.
Cochrane Library:
1. Guaiphenesin - 9 hits
2. Cough
3. Expectorant
Combined results #1 and #2 – kept 0 citations
Medline:
Guaiphenesin – 0 hits
1. exp Guaifenesin – Administration&Dosage, Metabolism, Adverse Effects,
Pharmacokinetics, Pharmacology, Therapeutic Use
2. exp Cough – Drug Therapy
3. exp Expectorants - Administration&Dosage, Diagnostic Use
4. combined results of #1 and #2 and #3 – kept 0 citations
5. combined results of #1 and #3 – kept 1 citation
6. combined results of #1 and #2 – kept 3 citations
Pub Med:
Search term “pholcodine” with limits to ‘english’
This resulted in 45 hits
Cochrane Library:
Search term “pholcodine”
This resulted in 7 hits
1 in The Cochrane Database of Systematic Reviews (1 of 3559)
6 in The Cochrane Central Register of Controlled Trials (CENTRAL)
(6 of 415918)
Medline:
Search “pholcodine” with limit to ‘english’ and ‘reviews’
Checked box “antitussive agents” Which allowed searching for
“pholcodine” AND “antitussive agents” together in the same reference.
Narrowed this down to :
- Adverse effects
- Pharmacology
- Therapeutic use
- Contraindications
This resulted in 70 hits
Google Search:
Search term “pholcodine antitussive”
Lots of hits but mostly irrelevant websites
Pub Med:
1. Senegar - O hits
Cochrane Library:
1. Senegar - O hits
Medline:
1. Senegar - 0 hits
