Evidence map›Paper›PMID 31049430›Full record

ArticleHeliyon2019

Development and validation of eco-friendly micellar-HPLC and HPTLC-densitometry methods for the simultaneous determination of paritaprevir, ritonavir and ombitasvir in pharmaceutical dosage forms.

Adel Ehab Ibrahim, Roshdy E Saraya, Hanaa Saleh, Magda Elhenawee

Abstract read
In one paragraph

Article in Heliyon, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

9 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Adel Ehab IbrahimPharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Port-Said University, Egypt.
Roshdy E SarayaPharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Port-Said University, Egypt.
Hanaa SalehPharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Zagazig University, Egypt.
Magda ElhenaweePharmaceutical Analytical Chemistry Department, Faculty of Pharmacy, Zagazig University, Egypt.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ombitasvir, ritonavir and paritaprevir are three recently discovered directly acting antiviral drugs (DAADs) used in combined single dose tablet dosage form for treatment of hepatitis-C viral infections (HCV). The methods of analysis followed by quality control and research laboratories are required to be economic and fast; however, these methods can also produce huge amounts of chemical waste. In this study two fast, economic and green HPLC and HPTLC methods were validated for the simultaneous determination of the three drugs. For HPLC, isocratic elution used a mixture of micellar aqueous mobile phase consisting of (0.15 M sodium lauryl sulfate and 0.01 M sodium dihydrogen phosphate, pH 6.2) and ethanol (56:44). Elution was done on RP-C18 Kinetix® column (5 μm, 150 mm × 4.6 mm ID) at flow 1 mL min

Indexed as

Analytical chemistryPharmaceutical chemistry

Identifiers

PMID31049430
PMCPMC6479116

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.