This was a witness statement, nor everyday conversation, a statement in which Gerry used brand names for every other drug they had brought to Portugal. Why do you think he would change that solely on this drug ?
Brand Names - retail brand names.
"--- When they travelled on holiday to Portugal they brought several medicines, namely Calpol, Nurofen, for fevers and pains, both for adults and children, Losec for gastric problems that he occasionally suffers from, and an anti-histamine called Terfenadine for hay fever. He did not give any of these medicines or any others to the children while on holiday in Portugal."
Calpol, Nurofen, Losec, and an anti-histamine called Terfenadine.
Calpol - "The analgesic (pain reliever) and antipyretic (fever reducer) paracetamol (INN) (/ˌpærəˈsiːtəmɒl/ or /ˌpærəˈsɛtəmɒl/), also known as acetaminophen (USAN) /əˌsiːtəˈmɪnəfɪn/ (About this soundlisten), is sold around the world under a number of different brand names. Common brand names include Tylenol, Calpol, and Panadol."
Nurofen - Nurofen was the first OTC medicine to use ibuprofen. It’s the fastest growing analgesic brand globally.
Losec - "Omeprazole, sold under the brand names Prilosec and Losec among others, is a medication used in the treatment of gastroesophageal reflux disease, peptic ulcer disease, and Zollinger–Ellison syndrome."
terfenadine - Multi-ingredient medications containing terfenadine:
pseudoephedrine/terfenadine systemic
Brand names: Seldane-D
Drug class(es): upper respiratory combinations
Pseudoephedrine/terfenadine systemic is used in the treatment of:
Allergic Rhinitis
Cold Symptoms
Nasal Congestion
There are no brands called "Terfenadine" "terfenadine" is the active ingredient.
"Ternadin side effects and Toxicity
Mild (e.g., headache, nausea, confusion), but adverse cardiac events including cardiac arrest, ventricular arrhythmias including torsades de pointes and QT prolongation have been reported.
LD50=xxxx mg/kg (orally in mice)"
Note: The LD 50 was not filled in.