Antepartum Hemorrhage (APH)

Introduction Antepartum hemorrhage (APH) describes any PV bleeding after 24 weeks gestation . There can be many causes, but the most common are placenta praevia and placental abruption All bleeds during pregnancy are associated...

More

Anti-Histamines

Histamine H1-receptor antagonists These are mostly effective against mast cell activated inflammatory reactions. In asthma, mast cells are involved in the early stages of the reaction, but their role is not great enough to...

More

Antibiotics – drug classes and mechanisms

There are many classes of antibiotics. It is useful to know at least a handful of antibiotics, and what they are useful for.  Below we attempt to summarise the main types of antibiotics, their mechanisms...

More

Antibiotics Prescribing Guidelines

Introduction These antibiotic guidelines are intended to give a basic overview of the types of antibiotic used to treat various kinds of infection. They should not be used as clinical guidelines. Resistance patterns and drug...

More

Anticholinergics

Anticholinergics (aka antimuscarinic agents) are usually inhaled, but can be given IV in hospital. They are used in respiratory conditions as adjuncts to steroids and¬†ő≤2 receptors agonists. It is also worth remembering that many...

More

Anticoagulant Therapy

Warfarin Introduction Warfarin is a vitamin K antagonist. It is very useful, because unlike heparins, it can be taken orally. Warfarin acts on the extrinsic pathway, whilst heparin acts on the intrinsic pathway. Warfarin...

More

Antiemetics

Introduction Antiemetics are widely used on a daily basis both in and out of hospital. Nausea is a common symptom that you will be expected to manage appropriately, in much the same way as...

More

Antipsychotics

Introduction Antipsychotics are also sometimes called neuroleptics or major tranquilisers. There are two types of antipsychotic drugs; first generation (typical antipsychotics) and atypical antipsychotics. There is debate about how to classify a drug as typical...

More