Nasal Administration of Drugs.

Nasal Administration of Propranolol

Administration of antirheumatic drugs.

A study of 200 rheumatic patients attending an outpatient clinic and 72 general practitioners (GPs) was undertaken in relation to the administration of antirheumatic drugs. (1) Both patients and GPs agreed that effectiveness, absence of toxicity, and once daily administration were the important features of administration. (2) Significant differences between GPs and patients were noted in that p...

Intranasal administration of drugs.

OBJECTIVE To investigate how nasally applied substances distribute in the nose depending on the form of application. DESIGN Observer-blinded study. SETTING University hospital research unit. PARTICIPANTS Fifteen healthy volunteers aged 22 to 32 years. INTERVENTIONS Forms of application included (1) nasal drops applied with a pipette, (2) nasal spray, and (3) a system producing squirts. ...

Regional Administration of Antineoplastic Drugs

Regional antineoplastic drug delivery is not a new concept. Following the initial recognition that cytotoxic alkylating agents could cause shrinkage of tumor masses and a reduction in the quantity of malignant ascites in patients with advanced ovarian cancer, investigators in the 1950s instilled the drugs directly into the peritoneal cavity in an effort to treat the malignancy (1). Similarly, i...

Nasal delivery of high molecular weight drugs.

Nasal drug delivery may be used for either local or systemic effects. Low molecular weight drugs with are rapidly absorbed through nasal mucosa. The main reasons for this are the high permeability, fairly wide absorption area, porous and thin endothelial basement membrane of the nasal epithelium. Despite the many advantages of the nasal route, limitations such as the high molecular weight (HMW)...