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Benadryl Medical Research Studies

Up-to-date List of Benadryl Medical Research Studies

What Research is Being Done?

A clinical study involves research using human volunteers (also called participants) that is intended to add to medical knowledge. There are two main types of clinical studies: clinical trials (also called interventional studies) and observational studies. Following list includes both interventional and observational studies.

Latest Benadryl Medical Research Studies

Rank Status Study
1 Recruiting Pharmacogenetic Factors and Side Effects of Metoclopramide and Diphenhydramine
Condition: Drug Metabolism, Poor, CYP2D6-RELATED
Interventions: Drug: Diphenhydramine;   Drug: Metoclopramide
Outcome Measures: Area under curve of metoclopramide (MCP);   Area under curve of diphenhydramine(DPH);   Cmax of metoclopramide;   Tmax of metoclopramide;   Cmax of diphenhydramine;   Tmax of diphenhydramine
2 Recruiting Diphenhydramine for Acute Migraine
Condition: Migraine
Interventions: Drug: metoclopramide;   Drug: diphenhydramine;   Drug: placebo
Outcome Measure: Sustained headache relief
3 Not yet recruiting Study of Promethazine for Treatment of Diabetic Gastroparesis
Condition: Diabetic Gastroparesis
Interventions: Drug: Promethazine;   Drug: Sugar pill
Outcome Measures: Change in patient-reported symptoms as measured by the Gastroparesis Cardinal Symptom Index score (GCSI, 14) from week 0 to week 4.;   Occurrence of adverse events;   Use of rescue medication;   The impact on work activity as measured by the Work Productivity and Activity Impairment Questionnaire. (WPAI).
4 Unknown  Adjunct Sedatives in Procedures Involving Endoscopic Ultrasound (EUS) and Endoscopic Retrograde Cholangiopancreatography (ERCP)
Conditions: Endoscopic Ultrasound (EUS);   Endoscopic Retrograde Cholangiopancreatography (ERCP)
Interventions: Drug: Saline;   Drug: Diphenhydramine;   Drug: Promethazine
Outcome Measures: Sedation Level;   Time to achieve adequate level of sedation to begin procedure;   Time for Recovery;   Adverse Symptoms From Sedative Agents
5 Not yet recruiting Diphenhydramine as an Adjunctive Sedative in Patients on Chronic Opioids
Conditions: Colonoscopy;   Adjunct Anesthesia Medication
Interventions: Drug: Diphenhydramine;   Drug: Placebo
Outcome Measures: Dosage of Fentanyl and Midazolam;   Quality of sedation;   Duration of Procedure;   Adverse events;   24 hour follow up
6 Unknown  Morphine Versus Morphine-promethazine Combination for Acute Low Back Pain Relief in the Adult Emergency Department
Condition: Low Back Pain
Interventions: Drug: Morphine-Promethazine;   Drug: morphine
Outcome Measures: Pain relief;   Ambulatory status
7 Recruiting Antitussive Effect of a Naturally Flavored Syrup Containing Diphenhydramine, Compared With Dextromethorphan and Placebo
Condition: Cough Reflex Sensitivity
Interventions: Drug: Phenylephrine;   Drug: Diphenhydramine;   Drug: Dextromethorphan
Outcome Measure: change in cough reflex sensitivity to capsaicin
8 Not yet recruiting Randomized Trial of Diphenhydramine Versus Continued Midazolam in "Difficult-to-sedate" Patients Undergoing Colonoscopy
Conditions: Sedation;   Endoscopy
Interventions: Drug: Diphenhydramine;   Drug: Midazolam
Outcome Measure: Proportion of patients who achieve adequate sedation to allow colonoscopy (defined as MOAA/S ≤3)
9 Recruiting Ketamine as a Rapidly-Acting Antidepressant in Depressed Emergency Department Patients
Condition: Depression
Interventions: Drug: Ketamine;   Drug: Diphenhydramine
Outcome Measures: Evaluate the effects of ketamine on depressive symptomatology;   Evalaute the effects of ketamine on treatment alliance;   Evalaute the effects of ketamine on suicidal ideation
10 Unknown  Does Thiamine Help Vomiting and Nausea in Pregnancy?
Condition: Hyperemesis Gravidarum
Intervention: Drug: thiamine & promethazine
Outcome Measure: the improvement in nausea and/or vomiting after treatment
11 Not yet recruiting Histamine Glutamate Antagonism in Stroke
Conditions: Acute Cerebrovascular Accident;   Cerebral Edema
Interventions: Drug: Diphenhydramine;   Drug: Pantoprazole;   Drug: Famotidine;   Drug: Dextromethorphan
Outcome Measures: Modified Rankin Score;   National Institutes of Health Stroke Severity (NIHSS) Scale;   Neurological examination of the subject;   All cause mortality data
12 Recruiting Pazopanib Versus Temsirolimus in Poor-Risk Clear-Cell Renal Cell Carcinoma (RCC)
Condition: Kidney Cancer
Interventions: Drug: Pazopanib;   Drug: Temsirolimus;   Behavioral: Quality of Life Assessment;   Drug: Benadryl
Outcome Measure: Progression Free Survival (PFS)
13 Not yet recruiting Psilocybin-facilitated Treatment for Cocaine Use
Condition: Cocaine-Related Disorders
Interventions: Drug: Psilocybin;   Drug: Diphenhydramine
Outcome Measure: The difference between the treatment and placebo groups in the number of participants with biochemically verified cocaine abstinence.
14 Recruiting FUS1-nanoparticles and Erlotinib in Stage IV Lung Cancer
Condition: Lung Cancer
Interventions: Drug: DOTAP:Chol-fus1;   Drug: Erlotinib;   Drug: Dexamethasone;   Drug: Diphenhydramine
Outcome Measures: Maximum Tolerated Dose (MTD) Level for Drug Treatment Combination;   Response Rate
15 Recruiting The Role of Intravenous (IV) Lidocaine in the Management of Chronic Neuropathic Pain of Peripheral Nerve Origin
Condition: Neuropathic Pain
Interventions: Drug: Lidocaine;   Drug: Diphenhydramine
Outcome Measures: Changes from Baseline Pain scores on the Visual Analog Scale at 6 weeks;   Hospital Anxiety and Depression Scale;   Modified Brief Pain Inventory;   Leeds Sleep Evaluation Questionnaire;   Patient Global Satisfaction with Treatment and Impression of Change;   Side Effects;   Quality of Life Health Outcome Instrument
16 Not yet recruiting Countermeasures to Reduce Sensorimotor Impairment and Space Motion Sickness Resulting From Altered Gravity Levels
Condition: Vestibular
Interventions: Drug: Promethazine;   Behavioral: Hyper gravity training;   Drug: Placebo;   Behavioral: No hypergravity training
Outcome Measure: Rate of recovery of roll tilt perception errors after exposure to hypergravity
17 Not yet recruiting First-time-in-man, to Assess the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of BP1.5375
Condition: Healthy Male Volunteers
Interventions: Drug: BP1.5375 suspension;   Drug: Diphenhydramine;   Drug: Placebo
Outcome Measures: Single Ascending Dose - safety and tolerability (Part 1);   Proof of Concept - effect on polysomnography (Part 2)
18 Not yet recruiting A Double-Blind Trial of Psilocybin-Assisted Treatment of Alcohol Dependence
Condition: Alcohol Dependence
Interventions: Drug: Psilocybin;   Drug: Diphenhydramine;   Behavioral: Motivational Enhancement and Taking Action (META)
Outcome Measures: percent heavy drinking days;   Changes in vital signs;   adverse events;   Percent days abstinent;   drinks per drinking day;   days to first drinking day;   Days to first heavy drinking day;   consequences of drinking;   craving;   self efficacy;   Motivation to change drinking behavior
19 Recruiting Study Looking at End Expiratory Pressure for Altitude Illness Decrease (SLEEP-AID)
Condition: Acute Mountain Sickness
Interventions: Device: Theravent;   Device: Control
Outcome Measures: Incidence of acute mountain sickness;   number of nocturnal desaturations;   acute mountain sickness severity;   nocturnal awakenings;   subjective quality of sleep
20 Recruiting Treatment of Orthostatic Hypotension in Autonomic Failure
Conditions: Autonomic Failure;   Orthostatic Hypotension
Interventions: Drug: Atomoxetine;   Drug: Acarbose;   Drug: Pyridostigmine Bromide;   Drug: Yohimbine;   Drug: Midodrine HCl;   Drug: placebo;   Drug: Modafinil;   Drug: Octreotide;   Other: water intake;   Drug: Diphenhydramine Hydrochloride;   Drug: Ranitidine HCL;   Drug: Tranylcypromine;   Drug: Ergotamine/ Caffeine;   Drug: Celecoxib;   Drug: Pseudoephedrine;   Drug: Methylphenidate;   Drug: Indomethacin;   Drug: Ibuprofen;   Drug: Oxymetazoline 0.05% nasal solution;   Dietary Supplement: Bovril;   Drug: Acetazolamide;   Drug: Rivastigmine tartrate;   Drug: Carbidopa/levodopa;   Device: Inflatable abdominal binder;   Device: inflatable abdominal binder (sham)
Outcome Measures: Increase in seated systolic blood pressure 1-hr post drug compared to baseline.;   Increase in standing time 1-hr post drug compared to baseline

These studies may lead to new treatments and are adding insight into Benadryl etiology and treatment.

A major focus of Benadryl research is the development of new drugs and other treatment options. Studies seek to identify new drugs to treat various related disorders and to find safer, more effective doses for medications already being used. Other research is aimed at identifying receptors or drug targets.


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